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Tag "waterhemp"

I.D. Weed Seedlings: Common Waterhemp and Palmer Amaranth Differences

I.D. Weed Seedlings: Common Waterhemp and Palmer Amaranth Differences

👤By Amit Jhala, University of Nebraska-Lincoln 🕔May 23, 2017

Growers should be on the lookout for common waterhemp and Palmer amaranth, which typically start emerging in the first or second week of May in Nebraska and continue emerging up to late August. Although both species belong to the Amaranthaceae

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Iowa: Time to Scout CRP for Palmer Pigweed?

Iowa: Time to Scout CRP for Palmer Pigweed?

👤By Bob Hartzler, Iowa State University 🕔May 15, 2017

Iowa State University Extension weed specialist Bob Hartzler decided to take advantage of the great weather and see if Palmer amaranth could be identified in CRP fields where it was introduced last year.

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Minnesota: It’s Not All About Herbicides – 3 Key Tactics for Managing Weeds

Minnesota: It’s Not All About Herbicides – 3 Key Tactics for Managing Weeds

🕔Apr 26, 2017

Weed management tools can be divided into three main categories: mechanical, cultural, and chemical. Historically in conventional systems, chemical control options, or herbicides, have been relied on heavily.

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Ohio: Xtend Soybeans – Still Trying to Figure Out What to Do with Dicamba This Year?

Ohio: Xtend Soybeans – Still Trying to Figure Out What to Do with Dicamba This Year?

👤By Mark Loux, Ohio State University 🕔Apr 11, 2017

Even if you are planting RR Xtend soybeans, the answer to this could be – maybe nothing.

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Minnesota Soybeans: Got Waterhemp? Layer Residual Herbicides to Maintain Control

Minnesota Soybeans: Got Waterhemp? Layer Residual Herbicides to Maintain Control

👤By Lisa Behnken, Fritz Breitenbach, Jeff Gunsolus, Liz Stahl, and Phyllis Bongard, University of Minnesota 🕔Apr 11, 2017

Tall waterhemp is expanding its reach across Minnesota, and herbicide-resistant populations are becoming more commonplace.

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Nebraska: Status of Herbicide-Resistant Weeds

Nebraska: Status of Herbicide-Resistant Weeds

👤By Amit Jhala, University of Nebraska-Lincoln 🕔Mar 27, 2017

There are 480 unique cases of herbicide-resistant weed biotypes globally in 252 weed species (147 dicots and 105 monocots). Weeds have evolved resistance to 23 of 26 known herbicide sites of action and to 161 herbicides. Control of herbicide-resistant weeds

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South Dakota Weeds: Identifying Palmer Pigweed

South Dakota Weeds: Identifying Palmer Pigweed

👤By Gared Shaffer and Sharon Clay., South Dakota State University 🕔Mar 20, 2017

Palmer Amaranth in South Dakota Annual weeds are threat to many cropping systems in South Dakota. Palmer amaranth is a newer threat in the state depending upon your geographical location. Confirmed sightings in a few counties in South Dakota include

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Missouri: Palmer Pigweed Invades 5 More Counties Each Year

Missouri: Palmer Pigweed Invades 5 More Counties Each Year

👤By Linda Geist, University of Missouri 🕔Mar 10, 2017

Waterhemp and Palmer amaranth are easily confused. They are like ugly distant cousins at a family reunion. They look alike until you see them side by side. Their differences become apparent upon closer examination. Palmer amaranth is the bigger bully

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Texas Blacklands: Rain Delays; Disease Watch; Glyphosate Resistant Weed Tips

Texas Blacklands: Rain Delays; Disease Watch; Glyphosate Resistant Weed Tips

👤By Xandra Morris, Blacklands IPM, Texas AgriLife 🕔Feb 28, 2017

Wheat is greening up quickly, with most at Feekes 4-5 and some patches in fields already at first node. No insect populations of concern have been seen or reported this week. Leaf rust may be on the increase due to

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Illinois Soybeans: Do RR2 and Liberty Link Still Work? Yes… With a Lot of Buts.

Illinois Soybeans: Do RR2 and Liberty Link Still Work? Yes… With a Lot of Buts.

👤By Dan Davidson, Illinois Soybean Association 🕔Feb 28, 2017

Weed control has gotten tougher and more complicated over the past 10 years. When Roundup Ready soybeans were first introduced back in 1996, 20 years ago, glyphosate was a one-stop weed control solution. One or two passes were all that

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