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Super weed palmer amaranth found in 14th North Dakota county | Agriculture news

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The tremendous weed palmer amaranth has been found in north central North Dakota’s Ward County — the 14th county in which it has been documented in the previous three years.

A farmer seen some suspect crops in a area whereas combining, in keeping with the state Agriculture Department. Samples had been submitted to the National Agricultural Genotyping Center in Fargo, the place DNA evaluation confirmed it as palmer amaranth.

The weed can develop as tall as 7 ft, resist many herbicides and produce a whole lot of hundreds of seeds. A heavy infestation can reduce soybean yields by as a lot as 79% and corn yields by as much as 91%, in keeping with analysis by Purdue University.

It’s robust sufficient to cease farm equipment, and Purdue Extension Weed Specialist Bill Johnson has known as it “the one weed I’ve seen that may drive a farmer out of enterprise.” Retired North Dakota State University Extension Weed Scientist Rich Zollinger has known as it “essentially the most pernicious, noxious and severe weed menace that North Dakota farmers have ever confronted.”

Palmer amaranth has unfold to the Upper Midwest in latest years from the deserts of the southwestern U.S. and northern Mexico. It was first confirmed in North Dakota in August 2018, in McIntosh County, and it has since been confirmed in 13 different counties. It’s regulated as a noxious weed in North Dakota, that means it should managed.

It’s thought of nonetheless underneath administration in the counties of Grant, Sioux, Benson, Stutsman, Barnes, Cass, Richland and Sargent. It’s been documented however now not detected in the counties of Morton, Emmons, McIntosh, Dickey and Foster. It’s been documented as just lately as this 12 months in Ward, Cass, Grant and Sioux counties.

“Due to the drought, many producers have purchased hay or used screenings to feed livestock. I strongly encourage those who are moving feedstuffs or have purchased feed to monitor for noxious weeds in all areas where storage, feeding, foraging and manure spreading occurred,” Agriculture Commissioner Doug Goehring mentioned in an announcement. “With harvest season wrapping up, farmers are also encouraged to scout fields and clean excess dirt and plant debris off equipment between fields to prevent unintentional spread.”