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Some Clarification About Bt and Butterflies

13 hours ago ago from Clean Air Gardening Blog

In the last decade, there's been a lot of controversy about Bt corn —that is, corn that's been genetically modified to produce the toxins of Bacillus thuringiensis (Bt), in order to protect against the European corn borer and other insect larvae that prey on corn. As most green gardeners know, Bt is a soil bacterium with a long history of use as an organic insecticide. Most of the controversy stems from the discovery that Bt corn ...

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