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Tag "horseweed"

Alabama Cotton: POST Options for Resistant Weeds

πŸ‘€By Christy Hicks, Alabama Cooperative Extension 🕔May 26, 2017

Most of the fields I have been in this week have a flush of weeds.Β  It is likely the heavy rainfall has washed our pre-emergence herbicides out.Β  We are dealing with 3”+ tall pigweed, horse weed and morning glories.

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Tennessee Soybeans, Cotton: Late Horseweed Infestation Very Heavy in Some Fields

Tennessee Soybeans, Cotton: Late Horseweed Infestation Very Heavy in Some Fields

πŸ‘€By Larry Steckel, University of Tennessee 🕔May 24, 2017

In a March blog I noted the lack of horseweed (marestail) in many fields but thought an April germination event of this weed could come late to the party and pose a problem. Β On occasion I make a good guess,

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Pennsylvania Soybeans: Perfect Weather for Spring Marestail Establishment

Pennsylvania Soybeans: Perfect Weather for Spring Marestail Establishment

πŸ‘€By William Curran and Dwight Lingenfelter, Pennsylvania State University 🕔May 10, 2017

The last 10 days of cool wet weather is perfect for promoting spring germination of horseweed/marestail in those no-till fields that are about to be planted to soybean.

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Ohio Soybeans: Adapting Burndown Programs for Large Marestail

Ohio Soybeans: Adapting Burndown Programs for Large Marestail

πŸ‘€By Mark Loux, Ohio State University 🕔May 9, 2017

As a result of the warm winter and early spring, weed growth in no-till fields is ahead of schedule. Fields not treated with burndown herbicides last fall or during the earlier drier period this spring can have some large weeds

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Nebraska Soybeans: Managing Herbicide-Resistant Weeds – Spring Burndown

Nebraska Soybeans: Managing Herbicide-Resistant Weeds – Spring Burndown

πŸ‘€By Chris Proctor and Rodrigo Werle, University of Nebraska-Lincoln 🕔May 2, 2017

With spring weather upon us, if you have not done so, now is the time to apply burndown herbicides to control established winter annuals like marestail or early-emerging summer annual species like giant ragweed, common ragweed, and kochia.

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Pennsylvania Soybeans: Manage Horseweed/Marestail Before You Plant

Pennsylvania Soybeans: Manage Horseweed/Marestail Before You Plant

πŸ‘€By William Curran and Dwight Lingenfelter, Pennsylvania State University 🕔Apr 26, 2017

Be sure you are scouting for marestail before you plant your no-till soybeans and using effective herbicides with both burndown and residual control.

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Indiana: Spring Burndown Applications To Weeds And Cover Crops

Indiana: Spring Burndown Applications To Weeds And Cover Crops

πŸ‘€By Joe Ikley, Travis Legleiter, and Bill Johnson, Purdue University 🕔Apr 14, 2017

This spring so far has been cold and wet with short spurts of warm sunny days in-between. This weather cycle for the most part kept producers out of field and allowed the winter annual weeds to flourish the past couple

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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?

πŸ‘€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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Tennessee Weeds: Burndown Considerations

Tennessee Weeds: Burndown Considerations

πŸ‘€By Larry Steckel, University of Tennessee 🕔Apr 4, 2017

In this short video, Dr. Larry Steckel discusses factors to consider before making burndown applications this spring.

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Nebraska: Status of Herbicide-Resistant Weeds

Nebraska: Status of Herbicide-Resistant Weeds

πŸ‘€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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