Wednesday, January 09, 2013

Reducing insecticide-spraying by using genetically modified crops!

Want to reduce the use of chemicals on crops? China has switched

from conventional seeds, which require insecticide spraying as many as 15 times a year, to a transgenic variety that produces a protein toxic to crop-ravaging insects like the cotton bollworm. Today so-called Bt cotton is planted on nearly 60 million acres in China, making up more than 95 percent of the country’s total crop. The result: "With the Bt cotton, chemical use decreased 60 percent," says Kongming Wu, an entomologist with the Chinese Academy of Agricultural Sciences.

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