Bt Cotton: Yields up in India; pests low in Arizona | Science News


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Bt Cotton: Yields up in India; pests low in Arizona

11:21am, February 5, 2003

The two cotton-growing centers could hardly differ more. But small farms in India and industrial fields in Arizona both provide case studies that show the bright side of a widespread genetically engineered crop.

The crop, Bt cotton, has borrowed a toxin gene from the bacterium Bacillus thuringiensis to make its own pesticide. According to a report in the Feb. 7 Science, Bt cotton has raised yields some 80 percent on small farm plots in India compared with neighboring plots growing conventional cotton. It's the first time th

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