No-Till, Cover Crops Could Be Tools to Fight Palmer Amaranth

By Laura Barrera posted on February 1, 2014

This devastating pigweed is starting to make its way into the Corn Belt. Here’s what no-tillers need to know to protect their crops from this voracious pest.

There’s just nothing good that can be said about Palmer amaranth. It’s capable of wiping out 78% of soybean yields and a whopping 91% of corn yields on a given farm. Studies have shown populations are resistant to glyphosate, atrazine and HPPD-inhibiting herbicides.

With reports of Palmer amaranth popping up throughout the Midwest, the risks for an infestation are increasing. As of last December, the infamous pigweed had been reported in the U.S. as far…

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KEYWORDS increasing risk for an infestation Palmer amaranth palmer amaranth infestation populations are resistant glyphosate
Laura barrera

Laura Barrera

Laura Barrera is the former managing editor of No-Till Farmer and Conservation Tillage Guide magazines. Prior to joining No-Till Farmer, she served as an assistant editor for a greenhouse publication. Barrera holds a B.A. in magazine journalism from Ball State University.

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