An invasive and destructive weed species threatening North Dakota agriculture has been found in three more counties. That raises the total to 19 counties in North Dakota where the so-called "super ...
PAOLA, Kansas (Reuters) - Farmer Mark Nelson bends down and yanks a four-foot-tall weed from his northeast Kansas soybean field. The "waterhemp" towers above his beans, sucking up the soil moisture ...
1. Intensive cropping systems select for a low diversity of weeds tolerant of chemical control, leading to persistent weed-crop competition and declining biodiversity. Crop rotation can mitigate this ...
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