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Another weed species shows chemical resistance

(Feb. 7, 2002 CropChoice news) Smooth pigweed, which is common in midwestern states, has begun to show resistance to aceto-lactase synthase-inhibitor (ALS-inhibitor) herbicides. In Ohio, eight other weed species, including marestail, have begun to show signs of resistance to chemicals.

Note, Pursuit, Raptor, Lightning and Scepter are ALS inhibitor herbicides.

Source: AgWeb.com

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