Unlike broad-spectrum insecticides, Bt proteins are active against relatively few insect species. Whereas broad-spectrum insecticides are nerve poisons, Bt proteins can exert toxicity only if they ...

Unlike broad-spectrum insecticides, Bt proteins are active against relatively few insect species. Whereas broad-spectrum insecticides are nerve poisons, Bt proteins can exert toxicity only if they are ...

At this size, larvae are expected to feed for another week and might cause more injury and warrant a rescue insecticide treatment. If you planted corn with Bt traits, don’t assume they will ...

THE isolation of the protein crystals of Bacillus thuringiensis, which are toxic to the larvae of certain species of insects, has been described previously 1,2, and involves phase separation in ...

We found no relationship between YieldGard Bt resistance and corn grain aflatoxin concentrations. Yield responses were variable with the prevention of yield loss being proportional to the severity of ...