Herbicide-resistant Palmer amaranth (IMAGE)

Cambridge University Press

Herbicide-resistant Palmer amaranth

Caption

Herbicide-resistant weed, Palmer amaranth (Amaranthus palmeri), growing in a field of soybeans. The weed has developed resistance to the most powerful herbicides and threatens to overrun fields of soybeans, corn, and other commodity crops.

Credit

Photographed in Three Oaks, Michigan, USA. Science Photo Library

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