Weed Management in Nebraska Crop Production

Guide for Weed Management in Nebraska with Insecticide and Fungicide Information

Nebraska Extension EC130

Order print and downloadable digital editions at Marketplace.unl.edu. 

FieldWatch — Sensitive Crop Locator

From the Nebraska Department of Agriculture

FieldWatch identifies locations in Nebraska where sensitive crops such as grapes and organics are grown. After sensitive sites are identified, a pesticide applicator can take appropriate action to avoid injuring the crop due to herbicide drift, etc.

Publications on General Topics in Weed Science

 
Use of Herbicide Tolerant Crops as a Component of an Integrated Weed Management Program (NebGuide G1484, *PDF version, 290 KB; 4 pages). This NebGuide provides general guidelines for using herbicide tolerant crops in an integrated weed management program to ensure the long-term viability and profitability of this technology while protecting natural resources.

A Quick Test for Herbicide Carryover in the Soil (NebGuide G1891, *PDF version, 745 KB; 3 pages). How can you tell if you have herbicide carryover in your fields? Plants grown in soil samples can tell.

Weed Targeting Herbicide Management: Precision Agriculture (EC708, PDF, 358KB; 6 pages). Site-specific weed management and herbicide application is an effective way to minimize herbicide costs, maximize weed control and prevent unnecessary environmental waste. This publication, part of the precision agriculture series, explains basic principles of site-specific weed control.

Related Articles

Figure 1. This new Nebraska Extension circular offers information on distinguishing the major grasses found in Nebraska cropland when they're small and should be managed. (A) Auricles of Canada wildrye clasping the stem, and (B) ligule and auricles of Canada wildrye.

New Nebraska Resource on Identifying Grass Weeds in Crops September 13, 2017

A new Nebraska Extension guide shows how to identify and differentiate various grass weeds common to Nebraska agronomic fields.

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Figure 1. Dicamba injury to 40 acres of soybean near Geneva due to volatility/temperature inversion. (Photo by Amit Jhala)

Tell Us about Your Dicamba Use and Suspected Injury in Soybean August 18, 2017

Nebraska Extension educators and specialists would like to hear from growers and agribusiness about their experiences with dicamba this season. Information can be shared via an online survey or by contacting them directly with the email provided.

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Dicamba injury symptoms in a Roundup Ready soybean field
Figure 1. Dicamba injury symptoms in a Roundup Ready soybean field near Geneva. (Photos by Amit Jhala)

Dicamba Injury Reports Rise in Nebraska July 18, 2017

Reports of suspected dicamba injury to soybean and other sensitive crops are increasing. The author reviews application windows for dicamba in corn, a possible area of concern, and outlines what growers can do if they suspect dicamba injury in their fields.

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Figure 1.  Red Willow County winter wheat variety plot.

Post-Harvest Weed Control in Winter Wheat July 14, 2017

A strategy combining well-timed herbicide applications, split treatments, and effective cultural practices is key to managing weeds in wheat to reduce soil moisture loss and the weed seed bank. This story addresses what to consider as well as particular weed challenges in wheat.

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Wheat streak mosaic virus in wheat
Severe wheat streak mosaic virus in a wheat field in Deuel County on May 15, 2017. (Photo by Stephen Wegulo)

Why Control of Volunteer Wheat is Critical to Protecting 2018 Yields July 13, 2017

Timely control of volunteer wheat and other weeds is key to managing yield loss risk in your 2018 crop. Yield-limiting risk factors affected by weed control include wheat streak mosaic and other diseases, insects (wheat stem sawfly and disease vectors), moisture loss, and increased weed seed production.

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