Amit Jhala - Extension Weed Management Specialist

Glyphosate-resistant ragweed in corn

Planting Interval of Corn, Soybean, and Sorghum after 2,4-D or Dicamba Burndown Application April 18, 2019

With flood, cold, and wet conditions in March/April, many producers are facing a smaller than expected window for making their burndown herbicide applications and should carefully consider required planting intervals when selecting which product to use in which crop.

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Cover crops and weeds in early spring
Figure 1. When using a burndown treatment to terminate cover crops and weeds this spring, planting intervals often may negate the use of many dicamba products prior to soybean planting. (Photos by Amit Jhala)

Which Dicamba Product Should I Use as a Burndown Before Planting Soybean? April 16, 2019

Several growers have asked: Can dicamba products such as Banvel, Clarity, and DiFlexx be applied to terminate broadleaf cover crop species and broadleaf weeds immediately before planting soybean?

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Nebraska CropWatch podcast cover image

CropWatch Podcast on Spring Burndown Applications March 22, 2019

On the latest Nebraska CropWatch podcast Extension Educator Michael Sindelar interviews Weed Specialist Amit Jhala about factors to address with burndown herbicide applications.

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Graphic listing several questions in the FAQ story

2019 FAQ for RUP Dicamba Herbicides (FeXapan™, Engenia® and XtendiMax®) January 30, 2019

"If I had RUP dicamba training in 2018, do I need training in 2019?" The answer to that question, which is "Yes," and other questions about training and new application requirements for the three RUP dicamba products are covered in this FAQ.

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Pollen-Mediated Gene Flow and Transfer of Herbicide-Resistant Alleles January 22, 2019

Pollen-mediated gene flow at a distance could allow the spread of rare herbicide-resistant alleles and favor the evolution of multiple herbicide-resistant biotypes through the accumulation of different resistant genes in an individual weed or weed population. From the Nebraska Crop Management Conference Proceedings.

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Figure 1. Marestail emerging relatively early this year in Nebraska due to plenty of moisture (Photo by Amit Jhala)

Management of Glyphosate-Resistant Marestail in Fall October 25, 2018

For successful marestail management in the fall, apply herbicides after harvest while weather conditions remain favorable (air temperature above 50°F). Effective control now may negate the need for an early spring burndown application.

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Marestail seedlings
Figure 1. Due to plenty of soil moisture this fall, marestail emergence was relatively early and over a longer period, leading to variable sizes of marestail plants that needed to be controlled before planting winter wheat. (Photos by Amit Jhala)

Q&A: How Can I Control Winter Annuals Now Before Planting Wheat? October 24, 2018

What is your herbicide recommendation for someone who wants to plant wheat, but has a lot of winter annuals coming up, including marestail?

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Soybean research field

Field Case Study of Dicamba-Injured Soybeans using Forensic Analysis August 8, 2018

A field of dicamba-injured soybeans is used as an example to demonstrate the forensic analysis method to determine when dicamba exposure occurred.

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