Study shows legacy of pesticides difficult to avoid

A University of Otago study shows that the tell-tale legacy in rural South Island areas of pesticides banned many years ago remains, regardless of the type of sheep and beef farming now taking place on the land.

Rotation-resistant rootworms owe their success to gut microbes

Researchers say they now know what allows some Western corn rootworms to survive crop rotation, a farming practice that once effectively managed the rootworm pests. The answer to the decades-long mystery of rotation-resistant ...

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