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Nebraska

Nebraska Corn: Wheat Stem Maggot Infestation

Nebraska Corn: Wheat Stem Maggot Infestation Updated

👤By Justin McMechan, Robert Wright, and Gabriela Inveninato Carmona, University of Nebraska-Lincoln 🕔Jun 26, 2017

On June 13 we reported on an insect suspected to be wheat stem maggot infesting corn fields following wheat and rye cover crops. Twenty-five corn plants were sampled from these fields for dissection to isolate larvae or were transplanted into

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Nebraska: Japanese Beetles Emerge in Corn and Soybeans

Nebraska: Japanese Beetles Emerge in Corn and Soybeans Updated

👤By Robert Wright. University of Nebraska-Lincoln 🕔Jun 26, 2017

Japanese beetle adults are beginning to emerge in eastern Nebraska. Their distribution has been increasing in Nebraska the last few years and they are being seen in corn and soybeans more frequently, in addition to feeding on landscape trees and

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Nebraska: Grower Q&A – Is This Herbicide-Resistant Palmer Amaranth?

Nebraska: Grower Q&A – Is This Herbicide-Resistant Palmer Amaranth? Updated

👤By Amit Jhala, University of Nebraska-Lincoln 🕔Jun 26, 2017

This week several farmers contacted Nebraska Extension Weed Scientist Amit Jhala with questions about the reduced herbicide effectiveness they were seeing in some fields and whether it might be due to a new pesticide resistance.

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Nebraska Soybeans: Know Growth Stage Restrictions Before Using Postemergence Herbicides

Nebraska Soybeans: Know Growth Stage Restrictions Before Using Postemergence Herbicides

👤By Amit Jhala - Extension Weed Management Specialist, UNL CropWatch 🕔Jun 23, 2017

Heavy rains and cooler soils in May in many areas of the state delayed soybean planting or the application of preemergence herbicides. Early season weed control is important to avoid crop-weed competition and yield loss, particularly in soybean where there

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Nebraska Throws Support Behind Waters of the US Rewrite – DTN

Nebraska Throws Support Behind Waters of the US Rewrite – DTN

👤By Todd Neeley, DTN Staff Reporter 🕔Jun 20, 2017

The state of Nebraska threw its support behind a rewrite of the waters of the United States, or WOTUS, rule that could more narrowly define the term “navigable waters.” In a letter sent Monday to U.S. Environmental Protection Agency Administrator

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Nebraska Weeds: Control of Glyphosate-Resistant Volunteer Corn in Liberty-Link Soybean

Nebraska Weeds: Control of Glyphosate-Resistant Volunteer Corn in Liberty-Link Soybean

👤By Parminder Chahal and Amit Jhala, University of Nebraska-Lincoln 🕔Jun 19, 2017

Glyphosate-resistant volunteer corn is a major weed in corn-soybean cropping systems. It results from the harvest loss of glyphosate-resistant hybrid corn planted in the previous season.

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Nebraska Corn: Growth Stage and Postemergence Herbicides

Nebraska Corn: Growth Stage and Postemergence Herbicides

👤By Amit Jhala, University of Nebraska-Lincoln 🕔Jun 19, 2017

Application of postemergence herbicide is an important weed management tool in corn, specifically this year in Nebraska. There are several points to be considered when applying postemergence herbicide, including corn growth stage, weed species present, and crop and weed heights.

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Nebraska: Degree-Day Models Predict Western Bean Cutworm Flights

Nebraska: Degree-Day Models Predict Western Bean Cutworm Flights

👤From University of Nebraska-Lincoln Extension 🕔Jun 19, 2017

Introduction to Insect Degree-Day Models One of the challenges to controlling insect pests in field crops is knowing when the damaging stage of the insect will be present in the field. Scouting for and effectively treating insects, if numbers are

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Nebraska Irrigation: 3 Reasons to Use Sensors – Tips for Proper Installation

Nebraska Irrigation: 3 Reasons to Use Sensors – Tips for Proper Installation

👤By Aaron Nygren, Troy Ingram, and Chuck Burr, University of Nebraska-Lincoln 🕔Jun 13, 2017

With planting wrapping up across the state, now is an excellent time to turn attention to soil water sensor and ETgage installations if you haven’t already. Timely installation is important to gain the true benefits of sensors, leading to reduced

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Nebraska: PPO-Inhibiting Herbicides and Soybean Seedling Injuries

Nebraska: PPO-Inhibiting Herbicides and Soybean Seedling Injuries

👤By Amit Jhala, University of Nebraska-Lincoln 🕔Jun 13, 2017

Injury from residual application of PPO inhibitors is not common and can be confused with symptoms of soybean seedling disease. When PPO-inhibitor injury does occur, the severity of soybean injury is largely determined by environmental factors.

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