Weed Management

soybean field that used pre-emergent herbicide

Consider Label Restriction of Soybean Herbicides Based on Geographical Region in Nebraska

April 16, 2020
There are several herbicides that cannot be applied in certain areas of Nebraska based on number of factors such as high soil pH, dry soil conditions, potential for carryover injury, etc.

Read more

How Temperature and Rain Can Affect Burndown Herbicides

April 3, 2020
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.

Read more

kochia plant growing in a field

Burndown and Pre-emergence Herbicides for Weed Control in Corn and Soybean

April 2, 2020
Profitable crop production starts with a weed control program that includes pre-plant and/or pre-emergence herbicides to deliver long-lasting, residual weed control. A spring burndown program in corn and soybean provides effective weed control to prepare for planting and helps to decrease the seedbank during the season.

Read more

weed science school flyer

Weed Science School Jan. 29 near Mead

January 9, 2020
University, government, and industry speakers will address current weed science issues as well as recommendations for improving herbicide applications. The school will be held at the Eastern Nebraska Research and Extension Center near Mead, starting at 8:30 a.m. and ending at 3.45 p.m.

Read more

Thistle rosette - best controlled in the fall.
Figure 1. This fall scout for and treat small thistles before they become more difficult to treat next spring.

Thistle Control in October

September 19, 2019
Timing is everything when controlling troublesome #thistle patches. Herbicides work best in the fall when rosettes are small.

Read more

Popcorn at V9 growth stage where PRE herbicide had been applied

Pre-emergence Herbicide Delays the Critical Time of Weed Removal in Nebraska Popcorn

September 9, 2019
Understanding the critical time of weed removal (CTWR) and how a pre-emergence herbicide application can shift it is helpful for designing the most efficient weed management program in popcorn.

Read more

Wheat field with significant standing residue following harvest
Using a stripper header can leave significant standing residue to catch more snow in winter and reduce soil moisture evaporation. It also will taken longer to decompose, protecting the soil over a longer period. (Photos by Bob Klein)

Managing Wheat Residue and Controlling Weeds

August 30, 2019
Due to the late wheat harvest throughout western Nebraska, weeds growing in unharvested fields grew much longer than usual. In some fields weeds matured and produced seed. These weed control measures and residue management will be particularly important for the next wheat crop.

Read more

Suspected off-target dicamba injury to soybean. Cupped leaves are often indicative of dicamba injury. (Photos by Amit Jhala)
Figure 1. Suspected off-target dicamba injury to soybean. Cupped leaves are often indicative of dicamba injury. (Photos by Amit Jhala)

Dicamba Off-Target Injury Continues in 2019 in Nebraska

August 16, 2019
As the crop season progresses, questions about dicamba off-target injury in soybean, broadleaf crops, and trees are increasing in Nebraska. If you suspect off-target injury in one of your fields, here's a reminder of what to do.

Read more

Pages