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Nature 420, 256 (21 November 2002) | doi:10.1038/420256a
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Doubts linger over America's top herbicide
Rex Dalton
Rising concerns about the environmental impact of the most widely used herbicide in the United States have led researchers to call for more time to study its effects before approval for the agent's use is renewed.Researchers have until next February to submit their findings on the herbicide atrazine to the Environmental Protection Agency (EPA).
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