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Articles Tagged with ''Palmer amaranth''

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

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.

By Laura Barrera posted on February 1, 2014 | Posted in Cover Crops, Crop Protection

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.

Palmer Amaranth Spreads To Ohio, Delaware

September 13, 2013 | Posted in Crop Protection

Source: Penn State Extension

We returned late last week from a trip to southern Delaware where we participated in a twilight weed control tour at the University of Delaware Georgetown Research and Education Center.

Identifying Waterhemp And Palmer Amaranth

September 9, 2013 | Posted in Crop Protection

Source: Bob Hartzler, Iowa State University Extension

Several people have submitted images of escaped "pigweeds" wondering whether the plants were Palmer amaranth.

Palmer Amaranth Spreads In Indiana

June 29, 2013 | Posted in Crop Protection

There have been confirmed populations of Palmer amaranth in thirteen counties in the state of Indiana as of June 26, 2013.

Purdue Issues Guide To Control Palmer Amaranth

June 10, 2013 | Posted in Crop Protection

Source: Purdue University

A new publication on Palmer amaranth, one of the most aggressive weeds to compete with crops, is now available for free through Purdue Extension's The Education Store.

Palmer Amaranth Is Threat To The Corn Belt

This adaptive, noxious weed thrives in no-till fields, and preventing its spread will require proactive scouting and herbicide applications.

By John Dobberstein posted on January 1, 2013 | Posted in Crop Protection

Palmer Amaranth, the so-called “pigweed on steroids” that has plagued Southern cotton and soybean farmers for several years, is marching northward and could soon threaten yields and profitability for Corn Belt no-tillers.

Palmer Amaranth Populations Confirmed In Northwestern Indiana

October 20, 2012 | Posted in Crop Protection

Source: Purdue University

Purdue weed scientist's with the assistance of Purdue extension educators and various agricultural industry reps have identified corn and soybean fields in northwestern Indiana that have Palmer amaranth infestations.

Palmer Amaranth Identified In West-Central Illinois

July 21, 2012 | Posted in Crop Protection

Source: The Bulletin, University of Illinois

Earlier this week, a population of Palmer amaranth was identified growing in a field in Cass County, in portions where no agronomic crop was planted.

Shop Talk

Resistant Weeds Continue Their March

December 1, 2011 | Posted in Crop Protection

The 2011 growing season served a grim reminder that the fight against resistant weeds in the U.S. isn’t going well.

From ‘Walking The Beans’ To Herbicide-Resistant Crops

No-tillers can learn a few things about weed control from the early days of no-till to help them in today’s challenging weed environment.

By Dan Zinkland posted on November 1, 2011 | Posted in Crop Protection, Nutrient Management, Soil Health

When New Market, Iowa, farmer Kelly Tobin began no-tilling in 1979, he relied on atrazine for corn and 2,4-D for soybeans.

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No-Tiller Francke Groeneweg Details Composting System

Franck Groeneweg, who no-tills a variety of crops on more than 12,000 acres near Three Forks, Mont., shares how his massive Johnson-Su bioreactor system allows him to apply compost extract in furrow during planting season.

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