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Research Updates

Three soybean plants demonstrating how plant architecture responds to planting population.

January 23, 2019

Variable Seeding Rate for Soybean

By Laura Lindsey - Soybean and Small Grain Specialist at The Ohio State University

Modern corn hybrids, shown here, differ significantly from hybrids of 50 years ago.

January 23, 2019

Corn Growth and Development: Updating an Old Paradigm of Dry Matter and Nutrient Accumulation and Partitioning

Bar graph showing distribution of various ear abnormalities within the tested group.

January 23, 2019

Corn Growth and Development: What We Have Learned About Corn Development From Studying Ear Issues

By Osler Ortez - Ohio State University Department of Horticulture and Crop Science Assistant Professor, Justin McMechan - Crop Protection and Cropping Systems Specialist, Tom Hoegemeyer - Adjunct Professor of Practice, Roger Elmore - Emeritus Extension Cropping Systems Agronomist

cropwatch graphic

January 22, 2019

Pollen-Mediated Gene Flow and Transfer of Herbicide-Resistant Alleles

By Amit Jhala - Professor and Associate Department Head, Department of Agronomy and Horticulture

Cattle grazing cover crops

January 22, 2019

Cover Crop Grazing: Impacts on Soils and Crop Yields

By Humberto Blanco - Professor of Soil Science, Mary Drewnoski - Beef Systems Specialist, Jim MacDonald - Associate Professor in Animal Science, Daren Redfearn - Extension Forage Crop Residue Specialist, Jay Parsons - Farm and Ranch Management Specialist, Gary Lesoing - Former Extension Educator, Tyler Williams - Former Cropping Systems Extension Educator

Routes of nitrogen loss in the soil

January 14, 2019

Nitrogen Inhibitors for Improved Fertilizer Use Efficiency

By Richard Ferguson - Extension Soil Fertility Specialist, Bijesh Maharjan - Extension Soil and Nutrient Management Specialist, Charles Wortmann - Emeritus Extension Soil and Nutrient Management Specialist, Brian Krienke - Former Soils Extension Educator

Trial studying efficacy of products on Palmer amaranth

January 14, 2019

Palmer Amaranth Control in Dry Bean

By Clint Beiermann - Graduate Research Assistant, Nevin Lawrence - Integrated Weed Management Specialist

Hairy vetch cover crop

January 9, 2019

Impact of Cover Crop Management on Rainfed Corn Production in Western Nebraska

By Alexandre Tonon Rosa - Learning Center Agronomist, Bayer Crop Science, Roger Elmore - Emeritus Extension Cropping Systems Agronomist, Daran Rudnick - Former Extension Irrigation Management Specialist, Cody Creech - Dryland Cropping Systems Specialist, Rodrigo Werle - Former Cropping Systems Specialist

Figure 1. Cover crop trials were conducted in 2017-2018 at the UNL Havelock Research Farm near Lincoln to discover the impact of several practices on management of winter- and summer-annual weeds.

January 9, 2019

Using Cover Crops as a Weed Management Tool for Managing Herbicide-Resistant Weeds

By Chris Proctor - Weed Management Extension Educator, Josh Wehrbein - Graduate Research Assistant

Soybean field where previous cover crop provided adequate weed control.

January 9, 2019

How Much Cover Crop Growth Is Needed For Weed Control?

By Andrea Basche – Associate Professor

Field of cover crops

January 9, 2019

Native Warm-Season Grass Management and Planting Decisions for Alternative Forages

By Daren Redfearn - Extension Forage Crop Residue Specialist, Mary Drewnoski - Beef Systems Specialist

Double cropping trial near Mead

January 9, 2019

Double Cropping Field Peas with Cover Crops, Forages, and Short-Season Crops

By Alexandre Tonon Rosa - Learning Center Agronomist, Bayer Crop Science, Samuel Koeshall - Agronomy Graduate Research Assistant, Strahinja Stepanović - Former Extension Educator, Cody Creech - Dryland Cropping Systems Specialist, Keith Glewen - Extension Educator Emeritus, Rodrigo Werle - Former Cropping Systems Specialist

Chart of grain yield (averages for 15 site-years) with five P application practices.

January 9, 2019

Fertilizer P for Corn: Update of Research Findings and Revised Recommendations

By Charles Wortmann - Emeritus Extension Soil and Nutrient Management Specialist, Bijesh Maharjan - Extension Soil and Nutrient Management Specialist, Brian Krienke - Former Soils Extension Educator

Soybean damage from application of micro-rates of dicamba pesticide.

January 9, 2019

Effects of Dicamba Micro-Rates on Yields of Non-Dicamba Soybeans

By O. Adewale Osipitan - Post-Doctoral Researcher, Jon Scott - Weed Science Technologist, Stevan Knezevic - Extension Weed Management Specialist

Dry bean weed management trial

January 9, 2019

The Importance of Early Season Weed Control

By Nevin Lawrence - Integrated Weed Management Specialist, Clint Beiermann - Graduate Research Assistant

Corn yield loss as influenced by three herbicide treatments

January 9, 2019

Critical Time for Weed Removal in Corn and Soybean is Delayed by PRE-Herbicides

By Stevan Knezevic - Extension Weed Management Specialist, O. Adewale Osipitan - Post-Doctoral Researcher, Jon Scott - Weed Science Technologist

James Schnable examines a sorghum plant with Andy Benson

November 28, 2018

Researchers Aim to Reduce Nitrogen Fertilizer Use

Sunflower field at the High Plains Ag Lab

November 15, 2018

The Sunflower Pathology Working Group

Graph showing tillage effects on yield of chickpea and field pea at Grant, Nebraska in 2018 study.

October 26, 2018

Field Pea and Chickpea Germination and Yield as Affected by Tillage

By Strahinja Stepanović - Former Extension Educator, Nemanja Arsenijevic – Agronomy Student at the University of Belgrade-Serbia, Zaim Ugljic – Agronomy Student at the University of Belgrade-Serbia

Visual evaluation of waterhemp growth 21 days after an atrazine application.

October 26, 2018

Research Report: Prevalence and Mechanism of Atrazine Resistance in Waterhemp from Nebraska