Amit Jhala - Extension Weed Management Specialist

Weed Management and Cover Crops Field Day Flyer

Weed Management and Cover Crop Field Day at SCAL May 22, 2018

View demonstrations of new technologies and herbicides for weed control in corn, soybeans, and sorghum and cover crops effects on soil health and pest management at the June 27 Weed Management and Cover Crops Field Day. It will be held at the South Central Ag Lab near Clay Center.

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Field of cover crops

Q&A on Spring Herbicides and Fall Cover Crop Plantings May 14, 2018

Grower question: Can I use a herbicide like Callisto, with mesotrione as its active ingredient, now and plant radishes and turnips for a cover crop in early September?

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Marestail rosette

Residual Herbicides Best Suited to Spring Marestail Management May 2, 2018

Marestail, also called horseweed, is sensitive to most herbicides labeled for its control early in its growth stage, i.e. the rosette stage. Delaying treatment can allow it to compete with corn and soybean, potentially causing significant yield reduction.

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Broadleaf weeds

Q&A: Which Dicamba Product Should I Use to Kill Broadleaf Cover Crops or Burndown Weeds Before Xtend Soybean? April 27, 2018

With a delayed or compressed planting season, this week several growers asked whether they could immediately plant soybeans after a dicamba application. See how Extension Weed Scientist Amit Jhala replied.

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Cereal rye in corn stubble
Figure 1. Cereal rye planted as a cover crop in many fields is slow-growing this spring. Combining a cover crop termination and PRE application may be a valuable time-saver this year, if used correctly.

Q&A on Terminating Cereal Rye, Applying a PRE April 25, 2018

A grower asked: My cereal rye cover crop is only 3 to 5 inches tall going into planting season. Can I combine two field operations in one by applying glyphosate to terminate cereal rye and tank-mixing it with a residual herbicide for early season weed control?

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Cover crop field with mixed-species plantings
Later season field of cover crops in southeastern Nebraska. (Photo by Paul Jasa)

Timing of Cover Crop Termination and Related Factors April 20, 2018

Should the cold spring delay cover crop termination? Growers walk a fine line between growing cover crops long enough to get the biomass they want without reducing yield in the following grain crop. This discussion from an agronomist, entomologist and weed scientist looks at various factors to consider.

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How Temperature and Rain Can Affect Burndown Herbicides April 18, 2018

Finding a good time for burndown herbicide applications has been a little tricky this spring, given the below-normal temperatures the first half of April and intermittent snow and rain, all of which can decrease herbicide efficacy. Checking the forecast can help identify an optimal window for application.

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Planning Ahead for Winter Wheat: Review Corn and Soybean Herbicide Programs April 13, 2018

If you're considering planting winter wheat next fall, be sure to review the corn and soybean herbicide programs you plan to use this spring to avoid rotation restrictions that would limit your cropping options.

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