Weed Watch
Pam Smith DTN\Progressive Farmer Crops Technology Editor
Tue Jan 29, 2013 10:02 AM CST

DECATUR, Ill. (DTN) -- I've been watching a case of weed resistance unfold for the past several crop years. The field is conveniently located near my home and has become the equivalent of a nursery for almost every weed species we have in central Illinois. I keep thinking I'll meet the farmer who cares for this field while I'm photographing weeds, but all I've ever seen are sprayer tracks -- lots of them.

Common waterhemp has become the predominant weed species. What started as a small patch has spread throughout the field over the past three years. I watched flush ...

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