Category Archives: Weeds

Corn Planting Into Green Cover Crop April 2016. photo credit: R. Blair

Residual Control of Palmer amaranth with PRE Applied Herbicides Through Heavy Cover Crops

Author: Larry Steckel, Extension Weed Specialist 2 Comments
Corn Planting Into Green Cover Crop April 2016. photo credit: R. Blair
Corn Planting Into Green Cover Crop April 2016. photo credit: R. Blair

All the cover crops planted last year has led to many calls on management this year.  One of the most common calls is do herbicides applied to heavy and, on occasion, sometimes still very green cover get to the soil so they can provide residual Palmer amaranth control?  Continue reading

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Cover Crops: Planting Green

Author: Garret Montgomery Comments Off on Cover Crops: Planting Green

Planting Soybeans in Green CoverThere have been a lot of questions this spring about planting into green cover crops. We have conducted a fair amount of research on this at Jackson and through trial and error we have found that planting into a green cover crop can be done effectively. Controlling and properly managing the cover crop are the most important things to consider when planting in a green cover (termination 0-7 days prior to planting). Less than complete control of your cover can cause stunting or stand loss of cash crop. Continue reading

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Glyphosate-Resistant Ryegrass Escapes in Corn

Ryegrass Control POST Options in Corn

Author: Larry Steckel, Extension Weed Specialist Comments Off on Ryegrass Control POST Options in Corn

We will clearly have some ryegrass not controlled by the time corn emerges in a few fields.  So what are the options if ryegrass is present in emerged corn? Continue reading

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Soybean Burndown Options

Author: Larry Steckel, Extension Weed Specialist Comments Off on Soybean Burndown Options

It is raining as I write and as soon as it dries corn planting will take priority along with some starting to think about early soybean planting. With the exception of Select Max, there is no major problem with planting corn right around a burndown application which makes it much easier than in soybean where many of the burndown herbicides have plant back restrictions. Continue reading

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Herbicide Cut-Offs by Wheat Maturity

Author: Larry Steckel, Extension Weed Specialist Comments Off on Herbicide Cut-Offs by Wheat Maturity

The wheat has really progressed well over the past two weeks.  That short January cold snap had much of the wheat across the state looking very rough. However, since that time it has really come along well and looks to be in very good shape. Continue reading

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When should I terminate my cover crop?

Author: Garret Montgomery 4 Comments

 

As planting nears, people are beginning to decide how and when to terminate their cover crop.  Cover crops are utilized for many reasons.  However with respect to weed suppression, cover crops should be managed “crop specifically”, not unlike how we think of PRE herbicides.  Factors that go into this decision will include cover crop specie(s), what the following crop is, and the size/stage of the cover crop. 

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