Protecting Sweet Corn from Corn Earworm with Vegetable Oil and Btk
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Read about one Iowa on-farm research project that confirms sweet corn producers can effectively manage corn earworm by applying vegetable oil-Btk.
Crops, Corn and Sorghum
Leopold Center for Sustainable Agriculture
Entomology | Horticulture
Exner, Rick, "Protecting Sweet Corn from Corn Earworm with Vegetable Oil and Btk" (2007). Extension and Outreach Publications. 289.
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