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5. Diseases and Disorders
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North Carolina Extension Gardener Handbook
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02/01/2022 |
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2026 North Carolina Agricultural Chemicals Manual
MAIN DOCUMENT
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2026 North Carolina Agricultural Chemicals Manual
|
01/23/2026 |
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Tomato Yellow Leaf Curl Virus
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07/14/2023 |
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Early Blight of Tomato
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12/11/2015 |
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Control of Root-Knot Nematodes in the Home Vegetable Garden
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02/15/2018 |
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Tomato Spotted Wilt Virus on Tomato and Pepper
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07/01/2024 |
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Bacterial Wilt of Tomato
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12/12/2017 |
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Tomato Late Blight
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01/17/2019 |
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Fusarium Wilt of Tomato
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06/22/2021 |
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Leaf Diseases of Blueberry
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01/03/2014 |
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Damping-off in Flower and Vegetable Seedlings
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12/06/2017 |
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7. Diagnostics
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North Carolina Extension Gardener Handbook
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02/01/2022 |
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Blossom-End Rot of Tomato, Pepper, and Watermelon
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12/16/2013 |
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Disease Management in Landscape Turf
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06/01/2026 |
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Tobamoviruses that affect tomato (TMV, ToMV, ToBRFV)
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01/10/2024 |
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Phytophthora Blight and Root Rot on Annuals and Herbaceous Perennials
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06/14/2017 |
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Neopestalotiopsis Leaf, Fruit, and Crown Rot of Strawberry
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04/12/2024 |
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Cucurbit Downy Mildew
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12/16/2018 |
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Gray Mold or Botrytis Fruit Rot of Strawberry
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04/04/2025 |
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Septoria Leaf Spot of Tomato
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12/19/2016 |
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Botrytis Gray Mold of Tomato
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03/06/2018 |
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Bacterial Spot of Pepper and Tomato
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02/14/2019 |
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Bacterial Leaf Spot on Greenhouse Ornamentals
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01/14/2019 |
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Root-Knot Nematode of Tomato
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08/16/2020 |
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Verticillium Wilt of Tomato and Eggplant
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06/22/2021 |
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Anthracnose of Cucurbits
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12/16/2018 |
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Phytophthora Blight of Peppers
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06/29/2018 |
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Sooty Molds
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11/01/2002 |
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Botrytis Blight of Greenhouse Ornamentals
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03/22/2024 |
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Corn Ear Rots: Managing Mold and Mycotoxins
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09/30/2023 |
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Black Root Rot on Ornamental Plants
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11/05/2025 |
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Gummy Stem Blight of Cucurbits
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12/16/2018 |
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Clubroot of Brassicas
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|
06/09/2021 |
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Appendix C. Diagnostic Tables
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North Carolina Extension Gardener Handbook
|
02/01/2022 |
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Artificial Intelligence (AI)-enabled Robotic Weeders in Precision Agriculture
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|
10/17/2024 |
|
2025 Southeastern US Vegetable Crop Handbook
|
|
05/07/2025 |
|
Stem Blight of Blueberry
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|
12/17/2013 |
|
Anthracnose Fruit Rot of Strawberry
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07/10/2014 |
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Black Rot of Brassicas
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|
02/23/2022 |
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Propagating Muscadine Grapes
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|
01/01/2008 |
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Potato Late Blight
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|
01/22/2018 |
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Abbreviations
|
2026 North Carolina Agricultural Chemicals Manual
|
01/23/2026 |
|
Viral Diseases of Tomato in the Greenhouse
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|
06/11/2021 |
|
Downy Mildew on Brassica Crops
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|
06/09/2021 |
|
Black Rot of Sweetpotato
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|
10/24/2018 |
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Interpreting Freeze / Frost Probabilities from the National Centers for Environmental Information
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02/28/2020 |
|
Fusarium Wilt of Watermelon
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|
08/28/2018 |
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Common Disease Pests of Maple in North Carolina
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05/13/2022 |
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Anthracnose of Pepper
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|
03/22/2021 |
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Sweetpotato Scurf
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|
12/16/2018 |
|
Mummy Berry Disease of Blueberry
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|
01/03/2014 |
|
Southern Blight of Tomato and Pepper
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|
01/17/2019 |
|
Cucurbit Powdery Mildew
|
|
05/29/2018 |
|
Rhizopus Soft Rot of Sweetpotato
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|
04/13/2018 |
|
Anthracnose Crown Rot of Strawberry
|
|
07/24/2014 |
|
Soybean Seedling Diseases
|
|
04/08/2025 |
|
Common Leafspot of Strawberry
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|
07/24/2014 |
|
Peanut Leaf Spots
|
|
05/14/2020 |
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Disease and Insect Management in the Home Orchard
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|
12/17/2013 |
|
Sweetpotato Root Knot Nematode
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|
05/24/2018 |
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Root Knot Nematode of Tobacco
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|
10/08/2018 |
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Management of Root-Knot Nematodes in Bedding Plants
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|
06/22/2020 |
|
Tomato Pith Necrosis
|
|
01/09/2024 |
|
Botrytis (Gray Mold) Blossom Blight and Fruit Rot of Blueberry
|
|
03/12/2025 |
|
Basil Downy Mildew
|
|
03/11/2018 |
|
Angular Leafspot of Strawberry
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|
07/24/2014 |
|
Fusarium Root Rot of Sweetpotato
|
|
05/06/2018 |
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Prevention and Management of Soilborne Diseases of Ornamental Plants and Vegetables in the Greenhouse
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|
07/18/2022 |
|
Bacterial (Granville) Wilt of Tobacco
|
|
02/05/2019 |
|
Brown Spot of Tobacco
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|
09/27/2019 |
|
Chemical Application Equipment
|
2026 North Carolina Agricultural Chemicals Manual
|
01/23/2026 |
|
Leaf Scorch of Strawberry
|
|
07/24/2014 |
|
Anthracnose diseases of trees
|
|
07/13/2022 |
|
Beech Bark Disease
|
|
06/15/2022 |
|
Southern Blight of Herbaceous Ornamentals
|
|
10/07/2025 |
|
Mancha angular de la fresa
|
|
01/02/2024 |
|
Soybean Cyst Nematode
|
|
02/19/2018 |
|
La Antracnosis de las Cucurbitáceas
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|
05/23/2017 |
|
Collar Rot and Alternaria Stem Canker of Tomato
|
|
04/02/2019 |
|
Exobasidium leaf and fruit spot of blueberry
|
|
04/18/2022 |
|
Diseases of Dogwood in North Carolina
|
|
06/16/2022 |
|
Bacterial Canker of Tomato
|
|
01/09/2024 |
|
Anthracnose Fruit Rot (Ripe Rot) of Blueberries
|
|
03/06/2025 |
|
Soybean Mosaic Virus
|
|
09/08/2020 |
|
2026 North Carolina Peach and Nectarine Disease and Pest Management Guide
|
|
02/17/2026 |
|
Alternaria Black Spot of Strawberry
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|
07/29/2014 |
|
Twig Blight of Blueberry
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|
01/02/2014 |
|
Landscape Management Calendar
|
|
05/03/2021 |
|
Downy Mildew of Bedding Plants
|
|
10/07/2025 |
|
Cotton Seedling Diseases
|
|
09/06/2017 |
|
Phytophthora Root and Crown Rot in the Landscape
|
|
03/18/2021 |
|
Gray Leaf Spot of Tomato
|
|
02/21/2022 |
|
How to Send Specimens for Disease, Insect, and Weed Identification
|
2026 North Carolina Agricultural Chemicals Manual
|
01/23/2026 |
|
Asian Soybean Rust
|
|
09/02/2020 |
|
Oystershell Scale Insect on Ornamental Plants
|
|
08/07/2017 |
|
Dutch Elm Disease
|
|
09/20/2024 |
|
Root-Knot Nematode of Cotton
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|
01/18/2019 |
|
Preliminary Evaluation of NC Strawberry Cultivars For Susceptibility to Neopestalotiopsis Leaf and Fruit Rot
|
|
08/13/2025 |
|
Marchitez de Fusarium en sandía
|
|
05/15/2017 |
|
Foliar Fungal Diseases on High Tunnel and Greenhouse Tomatoes
|
|
05/08/2019 |
|
Gray Leaf Spot in Corn
|
|
09/30/2020 |
|
Susceptibility of Strawberry Cultivars to Neopestalotiopsis (Neo-P) Leaf and Fruit Rot (2025-2026 season)
|
|
08/21/2026 |
|
Target Spot of Tobacco
|
|
08/17/2020 |
|
Phomopsis Leaf Blight of Strawberry
|
|
07/24/2014 |
|
Leather Rot of Strawberry
|
|
07/24/2014 |
|
Podredumbre de la fruta por antracnosis
|
|
01/05/2024 |
|
Soybean Sudden Death Syndrome
|
|
05/08/2019 |
|
Cercospora Leaf Blight of Soybean
|
|
09/03/2020 |
|
Fusarium Wilt of Blackberry
|
|
02/08/2022 |
|
Blue Mold of Tobacco
|
|
10/07/2020 |
|
Pesticide Use and Safety Information
|
2026 North Carolina Agricultural Chemicals Manual
|
01/23/2026 |
|
Bacterial Blight of Cotton
|
|
03/15/2017 |
|
Moho gris en fresa
|
|
01/05/2024 |
|
Antracnosis de la corona de la fresa
|
|
01/05/2024 |
|
Soybean Stem Canker
|
|
12/06/2016 |
|
Crop Protectants for Controlling Diseases of Vegetable Crops in Greenhouses
|
|
12/06/2017 |
|
Pudrición gomosa del tallo en cucurbitáceas
|
|
07/06/2017 |
|
Southern Blight of Sweetpotato
|
|
09/26/2018 |
|
Geotrichum Sour Rot of Sweetpotato
|
|
09/24/2018 |
|
Pythium Root and Crown Rot of Industrial Hemp
|
|
08/08/2019 |
|
Fig Diseases in North Carolina
|
|
12/17/2013 |
|
Seed Decay and Pod Blight
|
|
09/08/2020 |
|
Hop Downy Mildew
|
|
03/11/2018 |
|
Precision Agriculture Technology: How to Become a Commercial Unmanned Aerial Vehicle (UAV) Pilot
|
|
08/15/2025 |
|
Pudrición de la corona por Phytophthora en fresa
|
|
01/09/2024 |
|
Getting Data from the National Agricultural Statistics Service (NASS) Using R
|
|
05/27/2021 |
|
Lesion Nematode in Corn
|
|
08/18/2021 |
|
Lettuce Drop
|
|
03/21/2018 |
|
Fusarium Wilt of Soybean
|
|
09/04/2020 |
|
Gray Mold of Industrial Hemp
|
|
09/09/2019 |
|
Lesion Nematode in Potato
|
|
08/18/2021 |
|
Anaerobic Soil Disinfestation for Management of Soilborne Pathogens in Tomato Production
|
|
02/07/2024 |
|
Phytopthora Root and Stem Rot of Soybean
|
|
09/04/2020 |
|
Red Crown Rot of Soybean
|
|
09/04/2020 |
|
Tizón de la hoja por Phomopsis en fresa
|
|
01/08/2024 |
|
Cylindrocladium Black Rot of Peanut
|
|
10/30/2018 |
|
Anaerobic Soil Disinfestation for Management of Soilborne Diseases in Strawberry Production
|
Strawberry Diseases and Their Control
|
02/07/2024 |
|
Disease Management in Tobacco Greenhouses
|
|
10/23/2026 |
|
Gnomonia Leaf Blotch and Stem-End Rot of Strawberry
|
|
05/14/2014 |
|
Botrytis Crown Rot of Strawberry
|
|
07/24/2014 |
|
White Mold of Soybean
|
|
09/09/2020 |
|
Añublo polvoriento en cucurbitáceas
|
|
05/22/2017 |
|
Soybean Charcoal Rot
|
|
09/04/2020 |
|
Frogeye Leaf Spot of Soybean
|
|
09/08/2020 |
|
Target Spot of Soybean
|
|
09/08/2020 |
|
Soybean Vein Necrosis Virus
|
|
09/08/2020 |
|
Aerial Web Blight
|
|
09/10/2020 |
|
Alternative Product Demonstration and Research Guidelines for Extension Agents
|
|
11/21/2019 |
|
Brown Spot of Soybean
|
|
09/03/2020 |
|
Soil and Plant Analysis for Apple Trees
|
|
01/05/2015 |
|
Pythium Root Rot in Tobacco Greenhouses
|
|
10/27/2026 |
|
Anthracnose of Soybean
|
|
09/08/2020 |
|
Lesion Nematode in Soybean
|
|
09/08/2020 |
|
Management Guide for Sour Rot in North Carolina
|
|
05/11/2022 |
|
Road Map to the Worker Protection Standard for Agricultural Pesticides
|
|
10/04/2022 |
|
Sting Nematode in Corn
|
|
11/30/2022 |
|
Pudrición de la raíz negra de la fresa
|
|
01/05/2024 |
|
Root Knot Nematode of Soybean
|
|
01/28/2019 |
|
Scorch Diseases on Shade Trees
|
|
09/23/2024 |
|
Sting Nematode of Soybean
|
|
09/09/2020 |
|
Collar Rot in Tobacco Greenhouses
|
|
10/29/2026 |
|
Soybean Powdery Mildew
|
|
05/20/2020 |
|
Bacterial Blight of Soybean
|
|
09/09/2020 |
|
Walnut Scale Insect on Ornamentals
|
|
09/12/2017 |
|
Añublo lanoso en cucurbitáceas
|
|
03/30/2017 |
|
Tobacco Ringspot Virus of Soybean
|
|
09/10/2020 |
|
Pudrición de cuero de la fresa
|
|
01/08/2024 |
|
Harvesting Scabby Wheat and Dealing With DON
|
|
01/30/2024 |
|
Managing Plant-Parasitic Nematodes in Soybean With Cover Crops
|
|
01/06/2025 |
|
Soil and Plant Analysis for Christmas Trees
|
|
02/03/2015 |
|
Southern Blight of Soybean
|
|
09/08/2020 |
|
Stubby-Root Nematode in Corn
|
|
08/18/2021 |
|
Stubby-Root Nematode of Soybean
|
|
09/09/2020 |
|
Reniform Nematode of Soybean
|
|
09/09/2020 |
|
Lance Nematode of Soybean
|
|
09/09/2020 |
|
Moho gris de la corona de fresa
|
|
01/09/2024 |
|
Cowpea Chlorotic Mottle Virus of Soybean
|
|
09/10/2020 |
|
Mancha de la hoja de Gnomonia y podredumbre del extremo del tallo de la fresa
|
|
01/05/2024 |
|
Desinfestación anaeróbica del suelo para el manejo de enfermedades transmitidas por el suelo en la producción de tomate
|
|
02/09/2024 |
|
Mapa de la Ley de Protección al Trabajador para Pesticidias Agrícolas
|
|
10/04/2022 |
|
Sesame’s Impact on Root-Knot Nematode Populations
|
|
06/03/2024 |
|
Desinfestación anaeróbica del suelo para el manejo de enfermedades transmitidas por el suelo en la producción de fresas
|
|
01/09/2024 |