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144 publications were found on Plant-Pathology

1998 Georgia Plant Disease Loss Estimates (SB 41-01) It is estimated that 1998 plant disease losses, including control costs, amounted to approximately $605 million. The value of the crops used in this estimate was $3.63 billion, this giving a 16.6 percent total disease loss across all crops included in this summary.
1999 Georgia Plant Disease Loss Estimates (SB 41-02) It is estimated that 1999 plant disease losses, including control costs, amounted to approximately $580.25 million. The value of the crops used in this estimate was $4.124 billion, resulting in a 14.07 percent total disease loss across all crops included in this summary.
2000 Georgia Plant Disease Loss Estimates (SB 41-03) It is estimated that 2000 plant disease losses, including control costs, amounted to approximately $572.34 million. The value of the crops used in this estimate was more than $4.376 billion, resulting in a 13.07 percent total disease loss across all crops included in this summary.
2001 Georgia Plant Disease Loss Estimates (SB 41-04) It is estimated that 2001 plant disease losses, including control costs, amounted to approximately $587.107 million. The value of the crops used in this estimate was more than $4.799 billion, resulting in a 12.23 percent total disease loss across all crops included in this summary.
2002 Georgia Plant Disease Loss Estimates (SB 41-05) It is estimated that 2002 plant disease losses, including control costs, amounted to approximately $576.65 million. The value of the crops used in this estimate was approximately $4.376 billion, resulting in a 13.18 percent total disease loss across all crops included in this summary.
2003 Georgia Plant Disease Loss Estimates (SB 41-06) It is estimated that 2003 plant disease losses, including control costs, amounted to approximately $682.67 million. The value of the crops used in this estimate was approximately $5.399 billion, resulting in a 12.64 percent total disease loss across all crops included in this summary.
2005 Georgia Plant Disease Loss Estimates (SB 41-08) It is estimated that 2005 plant disease losses, including control costs, amounted to approximately $537.44 million. The value of the crops used in this estimate was approximately $4377.6 million, resulting in a 12.28 percent total disease loss across all crops included in this summary.
2006 Georgia Plant Disease Loss Estimates (SB 41-09) It is estimated that 2006 plant disease losses, including control costs, amounted to approximately $647.2 million. The value of the crops used in this estimate was approximately $4673.73 million, resulting in a 12.08 percent total disease loss across all crops included in this summary.
2007 Georgia Plant Disease Loss Estimates (SB 41-10) It is estimated that 2007 plant disease losses, including control costs, amounted to approximately $539.74 million. The value of the crops used in this estimate was approximately $4815.02 million, resulting in an 11.03 percent total disease loss across all crops included in this summary.
2007 Tobacco Research Report (SB 63) This report contains research that evaluates disease and insect management programs, and new cultivars for agronomic aspects of tobacco production in Georgia.
2008 Georgia Plant Disease Loss Estimates (AP 102-1) It is estimated that losses due to plant diseases in Georgia in 2008 amounted to $612.06 million. These losses include actual losses in yield and quality as well as costs of disease control measures. The value of these crops was approximately $4,846.05 million, which resulted in a 12.03% total disease loss for crops grown in 2008.
2008 Tobacco Research Report (SB 63-2) The following research reports represent efforts of several research scientists to reduce production inputs in tobacco and thereby improve the profitability of tobacco production in Georgia.
2009 Georgia Plant Disease Loss Estimates (AP 102-2) It is estimated that 2009 plant disease losses, including control costs, amounted to approximately $653.06 million. The value of the crops used in this estimate was approximately $5887.33 million, resulting in an 11.09 total percent disease loss across all crops included in this summary.
2009 Tobacco Research Report (SB 63-3) This report contains the most recent results of tobacco research programs at the University of Georgia.
2010 Georgia Plant Disease Loss Estimates (AP 102-3) It is estimated that 2010 plant disease losses, including control costs, amounted to approximately $701.2 million. The value of the crops used in this estimate was approximately $4236.51 million, resulting in a 16.5 total percent disease loss across all crops included in this summary.
2010 Tobacco Research Report (SB 63-4) Like other agricultural enterprises, the tobacco industry has experienced a great deal of change in recent years and continues to evolve. Many challenges exist, including those associated with plant disease, soil fertility, insects, changing markets and global competition, all of which impact profitability. This report contains the most recent results of 2010 tobacco research and field trial progr…
2011 Georgia Plant Disease Loss Estimates (AP 102-4) It is estimated that 2011 plant disease losses, including control costs, amounted to approximately $823.4 million. The value of the crops used in this estimate was approximately $6285.1 million, resulting in a 13.1% total percent disease loss across all crops included in this summary.
2011 Tobacco Research Report (SB 63-5) This report contains the most recent results of tobacco programs at the University of Georgia.
2012 Georgia Plant Disease Loss Estimates (AP 102-5) It is estimated that 2012 plant disease losses, including control costs, amounted to approximately $855.98 million. The value of the crops used in this estimate was approximately $6,647.83 million, resulting in a 12.9% total disease loss across all crops included in this summary. Loss estimates for apple, blackberry, blueberry, bunch grape, corn, cotton, muscadine grape, ornamentals, peach, pean…
2012 Tobacco Research Report (SB 63-6) This report contains the most recent results of tobacco programs at the University of Georgia.
2013 Georgia Plant Disease Loss Estimates (AP 102-6) It is estimated that 2013 plant disease losses, including control costs, amounted to approximately $821.85 million. The value of the crops used in this estimate was approximately $6,551.91 million, resulting in a 12.55% total disease loss across all crops included in this summary. Loss estimates for apple, blackberry, blueberry, bunch grape, corn, cotton, muscadine grape, ornamentals, peach, pean…
2013 Tobacco Research Report (SB 63-7) This report contains the most recent results of tobacco research programs at the University of Georgia.
2013 Vegetable Crops Research Report (AP 113) This publication contains a report of research trials done on vegetable crops in Georgia in 2013.
2014 Georgia Plant Disease Loss Estimates (AP 102-7) This annual publication is compiled by the Department of Plant Pathology based on input from department Extension personnel.
2014 Tobacco Research Report (SB 63-8) This report contains the most results of tobacco research programs at the University of Georgia in 2014.
2015 Georgia Plant Disease Loss Estimates (AP 102-8) This publication includes a summary of the impact of plant disease on the major crops produced in Georgia. It's published annually by the Department of Plant Pathology and is compiled based on input from department Extension personnel.
2015 Southeast Regional Organic Blueberry Pest Management Guide (AP 125-1) This publication provides Southeast-specific information on approved National Organic Program (NOP) disease and pest management options for blueberry production and addresses the issues most commonly encountered under the unique growing conditions of the Southeast U.S. This publication is not intended to provide all details on organic blueberry production, although it does include the production m…
2015 Tobacco Research Report (SB 63-9) This report contains the most recent results of tobacco research programs at the University of Georgia in 2015.
2016 Georgia Plant Disease Loss Estimates (AP 102-9) In 2016, Georgia’s plant disease losses, including control costs, amounted to an estimated $821 million. The value of the crops used in this estimate was approximately $6,596 million, resulting in a 12.8% relative disease loss across all crops included in this summary. The estimated values for most crops used to compute these disease losses are summarized in the UGA Center for Agribusiness and Eco…
2016 Tobacco Research Report (SB 63-10) This report contains the most recent results of tobacco research programs at the University of Georgia in 2016.
2017 Georgia Plant Disease Loss Estimates (AP 102-10) 2017 plant disease losses, including control costs, amounted to an estimated $936 million. The value of the crops used in this estimate was approximately $6,634 million, resulting in a 14.1% relative disease loss across all crops included in this summary. The estimated values for most crops used to compute these disease losses are summarized in the 2017 Georgia Farm Gate Value Report (AR-18-01) pu…
2018 Georgia Plant Disease Loss Estimates (AP 102-11) 2018 plant disease losses, including control costs, amounted to an estimated $844 million. The value of the crops used in this estimate was approximately $6,268 million, resulting in a 13.5% relative disease loss across all crops included in this summary. The estimated values for most crops used to compute these disease losses are summarized in the UGA Center for Agribusiness & Economic Developmen…
2019 Georgia Plant Disease Loss Estimates (AP 102-12) 2019 plant disease losses, including control costs, amounted to an estimated $832 million. The value of the cropsused in this estimate was approximately $6.64 billion, resulting in a 13.3% relative disease loss across all crops included in this summary. The estimated values for most crops used to compute these disease losses are summarized in the UGA Center for Agribusiness & Economic Development,…
2019 Vegetable Extension and Research Report (AP 113-1) This report provides research and extension results for trials conducted by the University of Georgia Vegetable Team and its collaborators in 2019. Contributing authors include county and regional faculty as well as specialists from UGA's horticulture, plant pathology, crop and soil sciences, and entomology departments.
2020 Georgia Plant Disease Loss Estimates (AP 102-13) 2020 plant disease losses in Georgia, including control costs, amounted to an estimated $806 million. The value of the crops used in this estimate was approximately $6.712 billion, resulting in a 12.01% relative disease loss across all crops included in this summary. The estimated values for most crops used to compute these disease losses are summarized in the 2020 Georgia Farm Gate Value Report (…
2020 Southeast Regional Strawberry Integrated Pest Management Guide for Plasticulture Production (AP 119-1) This regional integrated pest management guide provides recommendations for strawberry production in the Southeastern U.S. Recommendations are based on information from the manufacturer’s label and performance data from research and Extension field tests. This publication is intended for use only as a guide. Specific rates and application methods are on the pesticide label, and these are subject t…
2020 Vegetable Extension and Research Report (AP 113-2) This report provides research and extension results for trials conducted by the University of Georgia Vegetable Team and its collaborators in 2020. Contributing authors include county and regional faculty as well as specialists from UGA's horticulture, plant pathology, crop and soil sciences, and entomology departments.
2020 Vidalia Onion Extension and Research Report (AP 114-2) This annual publication includes a report of 2019-20 onion research variety trials and Extension activity at the University of Georgia College of Agricultural and Environmental Sciences. The report contains the results of research awarded by the Vidalia Onion Commodity Commission.
2021 Southeast Regional Blueberry Integrated Management Guide (AP 123-1) Integrated pest management information for blueberry producers in the Southeastern U.S. Recommendations are based on information from the manufacturer’s label and performance data from research and Extension field tests. This publication is intended for use only as a guide. Specific rates and application methods are on the pesticide label, and these are subject to change at any time.
2021 Southeast Regional Caneberry Integrated Management Guide (AP 121-1) The 2021 Southeast Regional Caneberry Integrated Management Guide covers topics such as pesticide stewardship and safety, insect and disease control, pre-transplant and transplant operations, fungicide and insecticide efficacy comparisons and spray schedules, weed management, wildlife damage, and more. Recommendations are based on information from the manufacturer’s label and performance data from…
2021 Southeast Regional Organic Blueberry Pest Management Guide (AP 125-2) This publication provides Southeast-specific information on approved National Organic Program (NOP) disease and pest management options for blueberry production and addresses the issues most commonly encountered under the unique growing conditions of the Southeast U.S. This publication is not intended to provide all details on organic blueberry production, although it does include the production m…
2021 Southeast Regional Strawberry Integrated Pest Management Guide for Plasticulture Production (AP 119-2) The 2021 edition of this regional integrated pest management guide provides recommendations for strawberry production in the Southeastern U.S. Recommendations are based on information from the manufacturer’s label and performance data from research and Extension field tests. This publication is intended for use only as a guide. Specific rates and application methods are on the pesticide label, and…
2021 Vegetable Extension and Research Report (AP 113-3) This report provides research and extension results for trials conducted by the University of Georgia Vegetable Team and its collaborators in 2021. Contributing authors include county and regional faculty as well as specialists from UGA's horticulture, plant pathology, crop and soil sciences, and entomology departments. All research has been supported by the Georgia Vegetable Commodity Commission.
2022 Southeast Regional Blueberry Integrated Management Guide (AP 123-2) The 2022 edition of this publication covers integrated pest management information for blueberry producers in the Southeastern U.S. Recommendations are based on information from the manufacturer’s label and performance data from research and Extension field tests. This publication is intended for use only as a guide. Specific rates and application methods are on the pesticide label, and these are …
2022 Southeast Regional Caneberry Integrated Management Guide (AP 121-2) The 2022 Southeast Regional Caneberry Integrated Management Guide covers topics such as pesticide stewardship and safety, insect and disease control, pre-transplant and transplant operations, fungicide and insecticide efficacy comparisons and spray schedules, weed management, wildlife damage, and more. Recommendations are based on information from the manufacturer’s label and performance data from…
2022 Southeast Regional Muscadine Grape Integrated Management Guide (AP 126-1) This new regional integrated pest management guide provides recommendations for muscadine grape production in the Southeastern U.S. Recommendations are based on information from the manufacturer’s label and performance data from research and Extension field tests. This publication is intended for use only as a guide. Specific rates and application methods are on the pesticide label, and these are …
2022 Southeast Regional Strawberry Integrated Pest Management Guide For Plasticulture Production (AP 119-3) The 2022 edition of this regional integrated pest management guide provides recommendations for strawberry production in the Southeastern U.S. Recommendations are based on information from the manufacturer’s label and performance data from research and Extension field tests. This publication is intended for use only as a guide. Specific rates and application methods are on the pesticide label, and…
2022 Vegetable Extension and Research Report (AP 113-4) This report provides research and extension results for trials conducted by the University of Georgia Vegetable Team and its collaborators in 2022. Contributing authors include county and regional faculty as well as specialists from UGA's horticulture, plant pathology, crop and soil sciences, and entomology departments. All research has been supported by the Georgia Commodity Commission for Vegeta…
2023 Southeast Regional Blueberry Integrated Management Guide (AP 123-3) The 2023 edition of this publication covers integrated pest management information for blueberry producers in the Southeastern U.S. Recommendations are based on information from the manufacturer’s label and performance data from research and Extension field tests. This publication is intended for use only as a guide. Specific rates and application methods are on the pesticide label, and these are …
2023 Southeast Regional Bunch Grape Integrated Management Guide (AP 131-1) This is a new annual guide for managing diseases, insects, weeds, and wildlife in bunch grapes in the Southeast. This regional integrated pest management guide provides recommendations based on information from the manufacturer’s label and performance data from research and Extension field tests. This publication is intended for use only as a guide. Specific rates and application methods are on th…
2023 Southeast Regional Caneberry Integrated Management Guide (AP 121-3) This integrated pest management (IPM) guide for blackberry and raspberry production includes management of diseases, insects, and weeds through IPM principles. The 2023 Southeast Regional Caneberry Integrated Management Guide covers topics such as pesticide stewardship and safety, insect and disease control, pre-transplant and transplant operations, fungicide and insecticide efficacy comparisons a…
2023 Southeast Regional Muscadine Grape Integrated Management Guide (AP 126-2) This 2023 update to the regional integrated pest management guide provides recommendations for muscadine grape production in the Southeastern U.S. Recommendations are based on information from the manufacturer’s label and performance data from research and Extension field tests. This publication is intended for use only as a guide. Specific rates and application methods are on the pesticide label,…
2023 Southeast Regional Organic Blueberry Pest Management Guide (AP 125-3) This publication provides updated (2023) Southeast-specific information on approved National Organic Program (NOP) disease and pest management options for blueberry production and addresses the issues most commonly encountered under the unique growing conditions of the Southeast U.S. This publication is not intended to provide all details on organic blueberry production, although it does include t…
2023 Southeast Regional Strawberry Integrated Pest Management Guide Focused on Plasticulture Production (AP 119-4) The 2023 edition of this regional integrated pest management guide provides recommendations for strawberry plasticulture production in the Southeastern U.S. Recommendations are based on information from the manufacturer’s label and performance data from research and Extension field tests. This publication is intended for use only as a guide. Specific rates and application methods are on the pestic…
Abiotic Injuries and Disorders of Turfgrasses in Georgia (B 1258) Turfgrass stands can be injured and damaged by biotic (living) and abiotic (non-living) agents. Most abiotic diseases cause generalized symptoms such as wilting, yellowing, thinning and the development of smaller than normal grass blades, limited root growth or slow growth. Based solely on symptoms, however, determining whether the condition is caused by a biotic or an abiotic agent can be challen…
Annual Plant Diseases Clinic Summary - 2007 (SB 61) This report includes both physical samples submitted to the Plant Disease Clinics and results from analyses of digital samples submitted through the DDDI system in 2007.
Bacterial Diseases of Onions in Georgia (B 1534) Bacterial diseases are among the major production and economic challenges that onion growers face in Georgia. There are six bacterial diseases that commonly affect onion foliage and bulbs in the state. These diseases are difficult to manage and rely mainly on cultural practices and the use of protective bactericides. Host resistance is limited with little information on pathogen biology and the in…
Bacterial Leaf Scorch of Blueberry (C 922) A new disease has been identified in the Georgia blueberry production region. This disease has been named “bacterial leaf scorch." This publication includes identification and control methods.
Biology and Management of Stubby-Root Nematodes on Onion (C 1211) Stubby-root nematodes, Paratrichodorus minor, are considered an important pest of onions in Georgia. Low to high population densities of this nematode were observed in multiple fields in the Vidalia area causing damage to sweet onions. The most obvious aboveground symptoms of stubby-root nematode nematode infection are poor, stunted growth of onion seedlings. Stubby-root nematodes have a wide host…
Blanc du Bois (C 1274) ‘Blanc du Bois’ has made a significant contribution to wine production in southeastern regions where Pierce’s disease is prevalent. Though possessing resistance or tolerance to Pierce’s disease, Phylloxera, and powdery mildew, this cultivar is not without fault, and it does require an intensive integrated pest management (IPM) program. We cover here the major issues observed with this cultivar.
Cane Blight of Blackberry (C 894) Cane blight can be a major disease of blackberry in the Southeast, resulting in severe losses. The wet, humid conditions observed in Georgia and other southeastern states allow for significant losses following pruning or other injuries to the primocane.
Canola Production in Georgia (B 1331) Growing canola profitably takes planning and good management. All aspects of production from seed selection to harvest to marketing must be taken into account if the grower is to make a profit with this crop. Land preparation, fertility management, weed and other pest control, and timely harvest and marketing are all components of a good canola production package. Before you grow canola, dedicate …
Centipedegrass Decline (C 1003) Centipedegrass is ideal for the homeowner who wants a lawn that needs little care. It can be established by either seed or vegetative parts and does not require much fertilizer. Compared to other lawn grasses, it is moderately resistant to insects and diseases. Although centipedegrass is a relatively low maintenance grass, proper management is still required.
Chainsaw Safety and Tree Cleanup (C 1198) Many people help with tree cleanup after storms pass through. Some are citizen volunteers, and others are private and public sector workers who may or may not have experience with chainsaws. This presentation covers the information every chainsaw operator needs to know before turning on the saw. Topics include personal protective equipment, the five essential safety features of a chainsaw, safe ca…
Chainsaw Safety: Always Use Your Personal Protective Equipment (PPE) (C 1148) Operating a chainsaw is inherently dangerous. Chainsaw cuts are always serious, but this is not the only hazard a saw operator faces. Saw operators are often struck by falling limbs and trunks as the tree moves during felling. Saw operators may fall off ladders or out of trees, or they may trip while moving through brush and uneven ground. Even when the tree is on the ground, danger lurks in wood …
Chainsaw Safety: Preventing Common Tree Felling Accidents (C 1243) Accidents are common when felling a tree with a chainsaw. Fortunately, most of them can be prevented. Tips for preventing kickback, barber chair, entanglement, setback, and stump jump are presented in this publication, along with techniques for safely releasing spring poles.
Chainsaw Safety: The Five Step Tree Felling Plan (C 1220) Felling trees is dangerous. Accidents abound when chainsaws and falling timber combine. The five step tree felling plan is a safe and effective way to take down a tree with a chainsaw. Rigorous application of this method will help the saw operator identify and mitigate hazards while dropping the tree as planned.
Chemical Nematicides for Control of Plant-Parasitic Nematodes in Georgia Vegetable Crops (B 1502) Soil fumigants alone or in combination with nonfumigant nematicides can provide vegetable growers effective and reliable control of plant-parasitic nematodes, profitable yield and product quality, and increased profits. Treating soil with fumigant nematicides has been very beneficial to vegetable growers in Georgia, but environmental concerns may restrict the broad usage of these products. Telone …
Commercial Pecan Spray Guide (B 841) This publication provides guidance for insect, disease, and weed control in commercial pecan orchards for 2023.
Commercial Snap Bean Production in Georgia (B 1369) This is an in-depth publication covering Culture and Varieties, Soils and Fertility, Irrigation, Sprayers, Diseases, Insect Management, Weed Control, Food Safety and Sanitation, Harvest/Post-Harvest and Waste Management, Marketing, Production Costs, and Organic Production of commercial snap bean production in Georgia.
Common Landscape Diseases in Georgia (B 1238) This publication describes some of the most troublesome diseases of Georgia's landscape plants. The following material will help you identify these diseases and offers recommendations for treatment. Knowledge about the common diseases of Georgia landscape plants will allow professional and amateur growers alike to better fight plant diseases and produce healthy plants.
Crape Myrtle Culture (C 944) Crape myrtle is one of the most useful flowering shrubs/trees grown in Georgia. It provides abundant summer color with a minimum of maintenance.
Crop Profile for Cowpeas in Georgia (B 1480) Georgia ranks in the nation's top 10 in cowpea (southern pea, Vigna unguiculata) production, with estimates of more than 4,900 acres grown in approximately 49 of 159 counties in the state in the 2014 production season. Colquitt County, located in southwest Georgia, leads the state in production with 1,900 acres. This cowpea crop profile is the first in the Southeast United States and will support …
Designing Research and Demonstration Tests for Farmers' Fields (B 1177) As farmers and farm advisers, you make many management choices during a growing season. For example, you may have to decide which cultivar to plant, which herbicide to use, how frequently to apply a fungicide, and what rate of nematicide to use. Often the information needed to make the best decision is available to you, but when it is not available you can frequently compare the options by conduct…
Development and Control of Plant-Parasitic Nematodes in Carrots (B 1545) Carrots suffer significant yield losses from nematode pests because the harvested edible product (taproot) is directly affected by nematode infection, resulting in reduced marketable yield and quality. Root-knot nematodes (Meloidogyne spp.) are widespread in several counties in South Georgia and cause serious damage to carrots. Stubby-root (Paratrichodorus or Nanidorus spp.) and root-lesion (Praty…
Diagnostic Guide to Common Home Orchard Diseases (B 1336) This publication is intended to be used as a pictorial diagnostic guide to identify the most common diseases seen on fruits grown in home landscapes, gardens, and/or orchards in Georgia. Use this guide as a supplemental resource and/or reference to the Homeowner Edition of the Georgia Pest Management Handbook.
Diseases of Leyland Cypress in the Landscape (B 1229) Leyland cypress has become one of the most widely used plants in commercial and residential landscapes across Georgia as a formal hedge, screen, buffer strip or wind barrier. Leyland cypress (x Cupressocyparis leylandii) is a graceful, rapidly growing evergreen tree that is adapted for growth within the 6-10a USDA hardiness zones. Leyland cypress is considered relatively pest-free; however, becaus…
Diseases of Sorghum in Georgia: Identification and Control (C 1271) This publication contains information on the most important and common diseases of sorghum, the biology of the causal agents, as well as a detailed description of the disease symptoms (aided by high-quality detailed pictures), relevant up-to-date information on conditions favoring the diseases, as well as cultural, genetic and chemical methods of control. The publication is aimed for producers, cr…
Dollar Spot of Turfgrasses in Georgia: Identification and Control (C 1091) Dollar spot is an ever-present turfgrass disease that affects all warm and cool season grasses in the state of Georgia. The publication contains important information on the biology of the causal agent, detail description of the disease symptoms (aided by high quality-detailed pictures), relevant up-to-date information on conditions favoring the disease, as well as cultural, genetic and chemical m…
Exobasidium Leaf And Fruit Spot of Blueberry (C 1142) Exobasidium leaf and fruit spot, caused by the fungus Exobasidium maculosum, is an emerging disease affecting both southern highbush and rabbiteye blueberries. In addition to direct yield loss due to fruit drop, lesions on remaining fruit compromise the aesthetic qualities of the fruit as well as the taste, rendering them unmarketable. This circular provides the most current knowledge of this impo…
Fusarium Wilt of Watermelon in Georgia (B 1485) Watermelon production faces many challenges in Georgia. The warm, humid climate favors numerous foliar diseases. Because of the long history of watermelon production in Georgia, soilborne diseases such as Fusarium wilt also present challenges to growers. This bulletin will provide background on disease symptoms, pathogen survival and infection, pathogenic races, and management.
Georgia Onion Research-Extension Report 2012 (AP 109) This publication is a report of 2011-2012 onion research variety trials and Extension activity at the University of Georgia College of Agricultural and Environmental Sciences.
Gray Leaf Spot in Georgia Turfgrass: Identification and Control (C 1116) In the state of Georgia, gray leaf spot (GLS) primarily affects St. Augustinegrass (Stenotaphrum secundatum) and is particularly chronic and damaging in the coastal area of the state. This publication contains important information on the biology of the causal agent, detailed description of the disease symptoms (aided by high-quality, detailed pictures), relevant up-to-date information on conditio…
Guide for Interpreting Nematode Assay Results (C 834) This publication is designed to help county agents, Extension specialists and growers formulate and implement nematode management recommendations after sending a soil sample and receiving a nematode assay report.
Haiti Peanut Research Report (B 1499) This report summarizes the findings of field trials and basic data collected in Haiti under the Feed the Future Peanut & Mycotoxin Innovation Lab project from 2014-2017. The focus of the research was to improve peanut productivity through management options for foliar diseases, low soil fertility, and other yield-limiting agronomic factors. French translation: https://extension.uga.edu/publicatio…
Home Garden Series: Disease Management in the Home Vegetable Garden (C 862) Plant diseases can be a significant problem in home gardens. Most vegetables are susceptible to a number of diseases. Home gardeners can reduce the occurrence of many diseases with sound cultural practices. This publication discusses managing diseases in the home vegetable garden.
Home Garden Series: Home Garden Figs (C 945) Most people are fond of figs. They are tasty and can be eaten fresh, preserved, or used for baking and making desserts. Figs will do well in most parts of Georgia except the mountainous areas.
Home Garden Series: Home Garden Pears (C 742) Pears are adapted to nearly all of Georgia. It is not uncommon to find trees as much as 50 years old that are still producing fruit.
Home Garden Series: Home Garden Raspberries and Blackberries (C 766) Blackberries and raspberries are one of the most popular fruits to grow and they are among the easiest for the home gardener to successfully produce. Blackberries and raspberries come as erect types (no trellis required) and trailing types (trellis required), depending on the varieties selected. This publication discusses growing raspberries and blackberries in a home garden.
Identification and Control of Fusarium Head Blight (Scab) of Wheat in Georgia (C 1066) Fusarium Head Blight (FHB), also called scab, is a devastating disease that is emerging in Georgia wheat fields. This publication contains important information on the biology of the causal agent, and conditions that favor the disease, detailed descriptions of the diseases symptoms, and the latest information on cultural, genetic, and chemical methods of control. The intended audience is producers…
Identification and Control of Leaf Rust of Wheat in Georgia (C 1060) Wheat leaf rust, caused by the fungus Puccinia triticina (formerly known as Puccinia recondita f. sp. tritici), is often a destructive foliar disease of wheat in the state of Georgia. Rust fungi in wheat are highly specialized pathogens with narrow host ranges. This circular provides information on symptoms and control of leaf rust for wheat growers in Georgia.
Identification and Control of Microdochium (Fusarium) Patch in Turfgrass in Georgia (C 1265) This publication contains information on Microdochium patch, an emerging disease in the state of Georgia. This circular contains the biology of the causal agent, as well as a detailed description of the disease symptoms (with detailed pictures), relevant up-to-date information on conditions favoring the disease, as well as cultural, genetic and chemical methods of control. The publication is aimed…
Identification and Control of Powdery Mildew of Wheat in Georgia (C 1059) Powdery mildew, caused by Blumeria graminis f. sp. tritici (syn. Erysiphe graminis) is an obligate, host specific fungus that attacks wheat exclusively. The pathogen reduces photosynthesis and increases respiration and transpiration rates in host leaves. Colonized plants lose vigor, impairing heading and grain filling. Heavily colonized leaves can be killed prematurely. This circular provides info…
Identification and Control of Rhizoctonia Large Patch in Georgia (C 1088) Rhizoctonia large patch is the most common and severe warm season grass disease in Georgia and the United States as a whole. This publication contains important information on the biology of the causal agent; detailed descriptions of disease symptoms aided by high quality-detailed pictures; relevant, up-to-date information on conditions favoring the disease; and the cultural, genetic, and chemical…
Identification and Control of Spring Dead Spot in Georgia (C 1012) Spring dead spot (SDS) is a persistent and destructive disease of bermudagrass (Cynodon sp.) in Georgia. The disease can be problematic on lawns, landscapes, golf courses (bermudagrass greens, tees and fairways) and sports fields. The disease is particularly prevalent and damaging in north Georgia, especially in the Piedmont region. However, SDS can be observed throughout the state after harsh win…
Initial Steps for Detecting Plant-Parasitic Nematode Problems in Vegetables (C 1126) Detection of damaging nematode infestations may allow growers to significantly increase crop productivity and profitability. It is imperative that growers test their soil to determine which nematode species are present in their fields as well as their population densities. The best way to detect and identify nematode problems is through collecting soil and/or plant samples and having those samples…
Keep Your Pets Safe Around Plants (C 1245) House and garden plants may be toxic to cats and dogs. This visual guide will help pet owners learn which plants are safe, as even common plants can be deadly.
Key to Diseases of Oaks in the Landscape (B 1286) This publication contains a guide to diseases of oak trees in the landscape.
Landscape Basics: Crop Rotation and Cultural Practices Help Reduce Diseases in Seasonal Color Beds (B 1423) Landscape professionals must consider many factors when choosing the right flowering annuals to plant for a particular location. Primary considerations include high visual impact, consistent bloom for color, foliage for texture and color, sun exposure, growth habit and low-water tolerance. Cost plays an important role as well. Many landscapers typically choose common annual ornamentals and tropica…
Leafspot Diagnosis and Management in Bermudagrass Forages (C 887) Bermudagrass leafspot is a disease that decreases yields, nutritive value and palatability. This publication discusses leafspot diagnosis and management in bermudagrass.
Low-Volume Irrigation Systems for Blueberry with Chemigation and Fertigation Suggestions (B 1504) Drip, trickle, microemitters, and subsurface irrigation systems are considered low-volume irrigation. Low-volume irrigation systems are designed to improve irrigation efficiency, delivering water to the crop accurately with minimal water loss. Irrigation efficiency can be categorized into two main concepts: water loss and uniform application. If water loss is significant, or application uniformity…
Macrocybe titans: Largest Mushroom Species in the Western Hemisphere Found Growing in Georgia (C 1033) This publication describes Macrocybe titans, the largest mushroom species in the Western Hemisphere, which has been found growing in Georgia.
Managing Root-Knot Nematodes in Georgia Watermelons (B 1529) Root-knot nematodes are highly adaptable, obligate plant parasites (parasites that cannot reach adulthood without a host) that attack plant roots and establish a prolonged relationship with their hosts. There are three common species of root-knot nematodes known to parasitize watermelon in the U.S.: the southern root-knot, M. incognita, the peanut root-knot, M. arenaria, and the Javanese root-knot…
Minor Fruits and Nuts in Georgia (B 992) Many types of fruits and nuts can be grown in Georgia due to our mild climate. This publication provides an outline of the culture and management of the exotic and uncommon fruits and nuts that can be grown in Georgia.
Mite Management in Turfgrass (C 1178) Plant-feeding mites can cause serious damage in turfgrass systems, and drought-stressed turfgrass is particularly prone to mite infestation. Mites are generally active in turfgrasses from spring into fall. They feed on plant sap and, in some cases, also inject toxins into plant tissues or manipulate plant growth, thereby producing characteristic symptoms. Some mites do not directly damage the turf…
Mite Vector of Rose Rosette Virus (C 1176) Rose rosette virus vectored by eriophyid mites can cause major problems for nurseries, landscapers, and gardeners alike. The spread of this mite and virus can cause serious damage to plants, decreasing profits for nurseries and landscapers. The virus causes the plants to become undesirable and will eventually result in the death of the plant, which affects all segments of the rose industry as well…
Native Plants, Drought Tolerance, and Pest Resistance (C 1122) Native plants are a great choice for Georgia landscapes. They provide food and habitat for native insects, birds, and other creatures and allow the gardeners to support local ecosystems. They are well suited to their native environments and many are quite beautiful. However, they are not super plants! They need to be sited in locations that closely match their native habitat, and the general publi…
Oat Diseases in Georgia: Identification and Control (C 1263) This publication contains information on the most important and common diseases of oats, the biology of the causal agents, as well as a detailed description of the disease symptoms, relevant up-to-date information on conditions favoring the diseases, as well as cultural, genetic, and chemical methods of control. The publication is intended for producers, crop consultants, county faculty, students,…
Orange Felt (Orange Cane Blotch) of Blackberry (C 892) The orange felt (also known as orange cane blotch) disease of blackberry is prevalent in the south. Where ideal environmental conditions occur, this disease may girdle canes or exacerbate other cane diseases, causing subsequent decline and death.
Peanut Production Field Guide (B 1146) The peanut production guide includes varieties, agronomic practices, pest management, irrigation management, equipment maintenance, maturity, and harvest practices.
Pecan Management (C 1174) This circular is a calendar-based management reference for pecan production in the Southeastern U.S. It provides an easy-to-use graphical guide for management decisions regarding crop phenology, irrigation and fertilization requirements, disease, and insect and mite arthropod pest management. It also includes information on production activities including timing for planting, harvesting, and nutri…
Phony Peach Disease (C 1253) This fact sheet covers phony peach disease: History, symptoms, disease cycle, and management.
Pierce's Disease of Grape: Identification and Management (B 1514) Pierce’s disease (PD) may be the greatest threat to the growth and sustainability of wine grape industries in the Southeastern U.S. The first step to managing grapevine PD is understanding the threat of PD as dictated by the region in which vines will be planted. It is highly advised that PD-tolerant cultivars be planted if a vineyard will be established in a region of high PD-threat. Growers shou…
Pomegranate Production (C 997) Pomegranates have been grown as a common backyard crop for decades in the South. In recent years, there has been an increased interest in the commercial production of the fruit in Georgia and surrounding regions. This production increase is largely in response to increased demand for the fruit by the consumer. The fruit is being used in many consumer products, including tea and juice blends, nut m…
Professional Grounds Management Calendar (C 802) This publication is a monthly guide for professional managers of commercial, recreational, municipal, institutional or private grounds in Georgia.
Propagating Disease-Free Blueberry Plants from Softwood Cuttings (B 1540) Propagating disease-free blueberry plants is important for the future sustainability of the blueberry industry in Georgia and the Southeast. Over the past two to three decades, the Georgia blueberry industry has experienced remarkable growth and has become a national leader in blueberry production. To remain competitive, Georgia blueberry producers need a supply of healthy plants to replace older …
Safety Checklists for New Landscape Employees (B 1415) These checklists can be used to introduce new landscape workers to safe work practices. They ensure that job safety training includes safety instruction. Included are sections on general safety precautions, equipment safety, lawn mower safety and pesticide safety.
Safety for Hispanic Landscape Workers (B 1334) Hispanic workers predominate in Georgia's urban agriculture industry, comprising almost three-fourths of the workforce. Employers must ensure comprehension and safety compliance, address language barriers to create a safe workplace, use physical demonstrations, diagrams, bilingual materials and, if available, an interpreter. This publication covers general precautions, equipment safety, pesticide …
Soil Inoculants (C 990) Soil inoculants are used for a variety of reasons. In some cases, we add soil organisms that have a known beneficial effect. A symbiotic relationship is one that is mutually beneficial. In return for the plant feeding the rhizobia carbon from photosynthesis and giving it a home, the bacteria can “fix” atmospheric nitrogen into a form that the plant can use.
Southeastern Peach, Nectarine, and Plum Pest Management and Culture Guide (B 1171) This guide covers multiple states and production areas. Pest problems vary across the Southeast. Pesticide rates are a guideline. Exceptions are noted for specific locations and pests, but this guide does not list every exception. Listed pesticides may not be registered for the uses recommended here in all states. This guide is to be used only by commercial growers. Observe all label precautions…
Southern Small Grains Resource Management Handbook (B 1190) The objective of this handbook is to provide rapid and extensive transfer of modern management technologies for small grain production. The intended audience includes Extension agents, industry personnel and dedicated producers.
Spanish Series: Daños Abioticos y Anomalias de Céspedes en Georgia (B 1258-SP) Los céspedes pueden ser atacados por agentes bióticos (vivientes) y abióticos (no-vivientes). Los agentes bióticos incluyen patógenos (hongos, bacterias, virus, citoplasma etc) y plagas como nematodos, insectos, ácaros, moluscos y vertebrados (roedores, pájaros etc.). Los factores abióticos incluyen: condiciones climáticas como las temperaturas extremas, el exceso o deficiencia de agua, luz o nutr…
Spanish Series: Enfermedad “Mal del Pie” en Céspedes de Clima Cálido: Identificación y Control (C 1102-SP) El mal del pie es una enfermedad destrcutiva en la region central, sur y costera de Georgia. EL mal del pie afecta todos los cespedes de clima calido en Georgia pero es mas severo en el cesped San Agustin (Stenotaphrum secundatum). La publicacion contiene informacion importante en la biologia del gente causal, descripcion detallada de los sintomas de la enfermedad (con fotografias de alta definici…
Spanish Series: Enfermedades de Céspedes: Guia de Referencia Rapida (C 891-SP) Agente causal, céspedes susceptibles,condiciones que promueven la enfermedad, síntomas y control de mancha parda, mancha dólar, quemazón por Pythium, mancha foliar por Helminthosporium, marchitamiento por Curvularia, mancha foliar gris, anillo de hada, enfermedad toma-todo o pudrición radicular por Gaeumannomyces, roya, hongos gelatinosos y nematodos. [Causal agent, susceptible turfgrasses, cond…
Spanish Series: Enfermedades de los Céspedes en Georgia: Identificación y Control (B 1233-SP) Esta publicación es una guía completa para la identificación y control de enfermedades de los céspedes en Georgia. Enfermedades incluyen: mancha "dólar"; anillos de hada; pudrición radicular "toma-todo"; Mancha parda/Mancha larga por Rhizoctonia Royas; Mancha foliar o decaimiento por Curvularia; quemazón o mancha foliar gris; antracnosis; hongos gelatinosos; y pudrición radicular por Pythium/quema…
Spanish Series: Enfermedades Más Comunes de Plantas Ornamentales en Georgia (B 1238-SP) Esta publicación describe algunas de las enfermedades más problemáticas en las plantas de ornato más usadas en el jardín. El material presentado aquí le ayudará a identificar estas enfermedades y encontrará las recomendaciones para su tratamiento. El conocimiento de estas enfermedades permitirá a los jardineros profesionales y amateurs a combatir estas enfermedades y tener plantas saludables y bel…
Spanish Series: Identificación y Control de la Mancha Larga de Céspedes Causada por Rhizoctonia en Georgia (C 1088-SP) La mancha larga causada por Rhizoctonia es una de las enfermedades mas comunes y severas de cespedes de clima calido en georgia y en los Estados Unidos. La publicacion contiene informacion importante en la biologia del gente causal, descripcion detallada de los sintomas de la enfermedad (con fotografias de alta definicion), informacion relevante y reciente en las condiciones que favorecen la enfer…
Spanish Series: Limpieza de Arboles Dañados por Tormentas (C 1199-SP) Los árboles son los que mas se dañan en las tormentas y son estos los mas peligrosos de limpiar. Los arboles dañados por tormentas están sujetos a una gran cantidad de peligros asociados con la tala de arboles y mucho, mucho mas. Las condiciones de trabajo pueden ser muy difíciles. Los arboles caídos se pueden enredar con otros arboles, o caerse en edificios, vehículos o alambres. La energía apres…
Spanish Series: Mancha Dólar de Cespedes en Georgia: Identificacion y Control (C 1091-SP) Mancha dólar es una enfermedad omnipresent en cespedes de clima calido y frio en el estado de Georgia. La publicacion contiene informacion importante en la biologia del gente causal, descripcion detallada de los sintomas de la enfermedad (con fotografias de alta definicion), informacion relevante y reciente en las condiciones que favorecen la enfermedad, asi como los metodos de control cultural, g…
Spanish Series: Seguridad para Trabajadores Hispanos de Jardineria (B 1334-SP) Los hispanos representan la minoría más grande de los Estados Unidos con 42.7 millones de habitantes. Los trabajadores hispanos predominan en la industria de la agricultura urbana del estado de Georgia y conforman casi las tres/cuartas partes del total de obreros del estado. Los supervisores deben garantizar la comprensión e implementación de la seguridad laboral. Es imprescindible reconocer las b…
Spanish Series: Seguridad Usando Motosierras y Limpieza de Arboles (C 1198-SP) Muchas personas ayudan con la limpieza de los árboles después de las tormentas. Algunos son ciudadanos voluntarios; otros son trabajadores del sector público y privado que pueden o no tener experiencia con motosierras. Este PowerPoint cubre la información que todo operador de motosierra necesita saber antes de encender la motosierra. Los temas incluyen equipo de protección personal, las cinco cara…
Spanish Series: Tizón de Fuego de las Rosáceas: Síntomas, Causas y Tratamiento (C 871-SP) El tizón de fuego de las rosáceas es una enfermedad destructiva, altamente infecciosa y que ocurre en muchas partes del país y es causada por la bacteria Erwinia amylovora. El tizón de fuego es particularmente prevalente en algunos condados de Georgia. La enfermedad puede atacar los botones florales, las hojas, los meristemos apicales, ramas, frutos y las raíces. [Fireblight is a destructive, hig…
Storm Damaged Tree Cleanup (C 1199) Trees are often damaged in storms and can be extremely dangerous to clean up. Storm damaged trees are subject to all the perils associated with tree felling and much more. Working conditions may be difficult. Downed trees may be entangled in other trees, or tossed on buildings, vehicles, or wires. Energy stored in compressed limbs and trunks can be release suddenly, explosively, and fatally. Each …
Stripe Rust (Yellow Rust) of Wheat (C 960) Stripe rust is an emerging disease in the state of Georgia. Evidence of increased aggressiveness of the disease has been reported recently. Rusts are the most economically important group of wheat diseases. More than $5 billion is lost to cereal rusts worldwide each year.
Sweet Potato Production and Pest Management in Georgia (B 1489) Sweet potatoes are members of the Convolvulaceae family, which includes morning glory. They are native to tropical America and are a perennial plant there. In more temperate regions such as the United States, they are frost-sensitive and grown as annuals. Sweet potatoes are grown for their edible root, which is often mistakenly called a tuber, like white or Irish potatoes (Solanum tuberosum). Howe…
Take-All Root Rot of Warm-Season Grasses (C 1102) Take-all root rot (TARR) has emerged as a destructive disease in central, south and coastal Georgia. TARR affects all warm-season turfgrasses in Georgia, but it is more common and severe in St. Augustinegrass (Stenotaphrum secundatum). This publication contains important information on the biology of the causal agent, detailed descriptions of the disease symptoms (aided by high-quality, detailed…
Ten Steps to a Healthier Home Lawn (C 1009) The key to disease control is a healthy plant. Under proper turfgrass management, disease-causing conditions are often reduced and healthy turf is maintained. The following management practices will help achieve vigorous, healthy turf and reduce turfgrass disease problems.
The Truth about Slime Molds, Spanish Moss, Lichens and Mistletoe (B 999) This publication contains basic information about slime molds, Spanish moss, lichens and mistletoe.
Top 10 Nursery Production Integrated Pest Management Practices in the Southeast (C 1008) Integrated pest management (IPM) is a sustainable approach to managing pests by combining biological, cultural, physical and chemical tools in a way that minimizes economic, health and environmental risks. One hundred and seventy-eight horticultural producers were surveyed in 2009-10 to determine the IPM practices used by growers in the southeastern U.S. Growers were asked a series of questions ab…
Troubleshooting Vegetable Production Problems in the Southeast (C 1054) This publication is designed for small market growers, homeowners, and Master Gardeners in order to be a quick reference guide for diagnosing common problems in vegetables.
Turfgrass Diseases in Georgia: Identification and Control (B 1233) This publication is a comprehensive guide to identifying and controlling turfgrass diseases in Georgia.
Turfgrass Diseases: Quick Reference Guide (C 891) Causal agent, susceptible turfgrasses, conditions promoting disease, symptoms and control of brown patch, dollar spot, Pythium, Helminthosporium leaf spot, fading out, gray leaf spot, fairy ring, take-all root rot, rust, slime mold and nematodes.
Viticulture Management (C 1151) This phenology-based viticulture management poster provides a reference for sound viticultural, disease, and insect management practices in a digestible format. Viticultural practices optimize vineyard health, profitability, and sustainability and improve crop quantity and quality. Like pest management, viticultural practices should be implemented in a timely fashion throughout the growing season …
Whitefly-Transmitted Plant Viruses in South Georgia (B 1507) The silverleaf whitefly (SLWF), Bemisia tabaci, (also known as sweet potato whitefly) is a pest of a wide variety of horticultural and agronomic crops in southern Georgia. Adults and nymphs (Figure 1) have piercing-sucking mouthparts and feed on phloem, the transport tissue of plants, and remove plant sap. While this direct feeding can damage plants and lead to additional problems with the accumul…

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