Using a seed blend refuge is not as good as a structured refuge, but it can slow the development of resistance. ( Farm Journal )
Using a seed blend refuge is not as good as a structured refuge, but it can slow the development of resistance. ( Farm Journal )
Since 1996, corn and cotton farmers have rapidly adopted the use of Bt crops. They could plant and rest, knowing the Bacillus thuringiensis (Bt) protein would protect their crop from hungry insects. However, Bt is losing its power.
We never expected these Bt crops to last forever we knew insects would gain resistance, says Pat Porter, Texas A&M Extension entomologist. We use refuge to slow it, and we made it to our 20-year goal for most pests. Now we’re seeing more and more resistance
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