An article featured in the journal Weed Science sheds important new light on the genetics and potential control of Palmer amaranth and waterhemp—two troublesome Amaranthus species weeds that are resistant to multiple herbicides.
Plants & Animals
Jul 18, 2019
0
8
After exposing more than 70 million grain amaranth seeds to a soil-based herbicide, researchers were not able to find a single herbicide-resistant mutant. Though preliminary, the findings suggest that the mutation rate in ...
Ecology
May 28, 2019
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245
Driving across Iowa, Hendrik J. Viljoen, distinguished professor of chemical and biological engineering at the University of Nebraska, noticed that soybean fields were becoming increasingly infested with weeds each season. ...
General Physics
Mar 27, 2019
1
97
Palmer amaranth is widely considered to be one of the most damaging and difficult to control agricultural weeds in North America. A lot of time and attention has been devoted to herbicide-resistant Palmer amaranth and the ...
Ecology
Jun 13, 2017
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5
Weed scientists in at least two Midwestern states have been reporting for years that a conservation program meant to provide habitat for pollinating insects is sowing bad seeds - including seeds of the potentially devastating ...
Ecology
Dec 7, 2016
0
239
Corn and soybean farmers might as well be soldiers locked in an ever-escalating war against the weeds that threaten their crops. New weapons—herbicides—only work for so long before the enemy retaliates by developing resistance ...
Ecology
May 18, 2016
0
6
The battle against invasive species is never-ending for agricultural producers, and the latest example is a pair of weeds that threaten to cause significant damage to crop yields across Pennsylvania.
Ecology
Apr 28, 2016
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10
An invasive weed that has put some southern cotton farmers out of business is now finding its way across the Midwest – and many corn and soybean growers don't yet appreciate the threat, University of Illinois researchers ...
Ecology
Jun 3, 2014
2
5
