IPM and Organic:
Organic Guides for Vegetables
Organic Product Efficacy Trials
If you are interested in these reports but are unable to access them, contact Abby Seaman, Vegetable IPM Coordinator, ajs32@cornell.edu.
Reports and product efficacy summaries from evaluations of products for vegetable diseases conducted by Meg McGrath on Long Island are on the Organic Disease Management page of the Long Island Horticultural Research and Extension Center website
Colorado Potato Beetle
Crucifer Flea Beetle
- Crucifer Flea Beetle Control With Insecticides Allowed For Organic Production, 2011
- Flea Beetle Control With Insecticides Allowed For Organic Production, 2012
- Crucifer Flea Beetle Control With Insecticides Allowed For Organic Production, 2013
- Efficacy trials of OMRI approved materials on vegetable crops, 2001
Potato Leafhopper
Onion Thrips
Alternaria Blight of Brassicas
- Evaluation of fungicides allowed for organic production on alternaria blight and downy mildew of cauliflower, 2012
- Evaluation of fungicides allowed for organic production on alternaria blight of cauliflower, 2013
Downy Mildew of Cucurbits
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Summary of Trials
- Evaluation of fungicides allowed for organic production on downy mildew of cucumber, 2011
- Evaluation of fungicides allowed for organic production on downy mildew of cucumber, 2012
- Evaluation of fungicides allowed for organic production against downy mildew of cucumber, 2013
- Evaluation of fungicides allowed for organic production on downy mildew of cucumber, 2015
- Evaluation of materials allowed for organic production on downy mildew of cucumber, 2016
- Evaluation of materials allowed for organic production on downy mildew of cucumber, 2018
Reports on research conducted on downy mildew of cucurbits by Meg McGrath
Tomato Foliar Diseases
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Summary of Trials
- Evaluation of fungicides allowed for organic production on foliar diseases of tomato, 2011
- Evaluation of fungicides allowed for organic production on foliar diseases of tomato, 2012
- Evaluation of fungicides allowed for organic production on leaf mold of tomato, 2015
- Evaluation of materials allowed for organic production on bacterial speck of tomato, 2016
- Evaluation of materials allowed for organic production on early blight of tomato, 2017
- Evaluation of materials allowed for organic production on bacterial spot of tomato, 2017
- Evaluation of materials allowed for organic production on bacterial speck of tomato, 2017
- Evaluation of resistance of ten tomato cultivars to leaf mold of tomato, 2018
Powdery Mildew of Cucurbits
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Summary of Trials
- Evaluation of fungicides allowed for organic production on powdery mildew of zucchini, 2011
- Evaluation of fungicides allowed for organic production on powdery mildew of zucchini, 2012
- Evaluation of materials allowed for organic production on powdery mildew of zucchini, 2016
Reports on research conducted on powdery mildew of cucurbits by Meg McGrath
Cercospora Leaf Spot of Beet
Lepidopterous Pests of Crucifers
Striped Cucumber Beetle
- Laboratory Bioassay Evaluation of Insecticides Allowed for Organic Production Against Striped Cucumber Beetle, 2015
- Squash Bug and Striped Cucumber Beetle Control with Insecticides Allowed for Organic Production, 2014
- Striped Cucumber Beetle Control (on squash) With Insecticides Allowed For Organic Production, 2012
- Striped Cucumber Beetle Control (on zucchini) With Insecticides Allowed For Organic Production, 2012
Squash Vine Borer
- Squash Vine Borer Control With Insecticides Allowed For Organic Production, 2011
- Squash Vine Borer Control With Insecticides Allowed For Organic Production, 2012
- Squash Vine Borer Control With Insecticides Allowed For Organic Production, 2013