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Soil Management

Charles Shapiro speaking at a Nebraska Extension field day in the late 1980s.

December 13, 2017

It is Time to Hang Up the Soil Probe ― Reflections on a Career

By Charles Shapiro - Extension Soil Scientist—Crop Nutrition Charles Shapiro - Extension Soil Scientist—Crop Nutrition

Figure 1. Aerial imagery was collected at bean emergence using a drone. All dark green rows correspond to plots with different rates of char (10, 20, 30, 40, and 60 tons/acre).

February 22, 2018

Coal Combustion Residue: A Potential Soil Amendment

By Bijesh Maharjan - Extension Soil and Nutrient Management Specialist, Humberto Blanco - Professor of Soil Science, Cody Creech - Dryland Cropping Systems Specialist, Nevin Lawrence - Integrated Weed Management Specialist

CO2 sensor in rye cover crop

February 26, 2018

Cover Crop and CO2 Emissions

By Sabrina Ruis - Post-Doctoral Associate, Humberto Blanco - Professor of Soil Science, Charles Wortmann - Emeritus Extension Soil and Nutrient Management Specialist, Virginia Jin - USDA ARS Research Soil Scientist, Tyler Williams - Former Cropping Systems Extension Educator

cropwatch graphic

March 2, 2018

Legumes Can Benefit Your Pasture Mix

By Bruce Anderson - Emeritus Extension Forage Specialist

cropwatch graphic

April 4, 2018

How do You Define Soil Health?

cropwatch graphic

April 5, 2018

What's New with S Fertilizer Use?

By Charles Wortmann - Emeritus Extension Soil and Nutrient Management Specialist, Bijesh Maharjan - Extension Soil and Nutrient Management Specialist

Odor plumes from land application of manure

August 14, 2018

Timing Manure Application to Avoid Neighbor Nuisances

By Rick Koelsch - Livestock Environmental Engineer

Figure 1. Final soybean stand count was not necessarily an indicator of yield in this 2017 study of the effects of late-season (R3) nitrogen application in soybean. The Lincoln County plot (left) had a final stand count of 72,000 plants per acre and yielded 72.7-73 bu/ac. The Perkins County plot (right) had a final stand count of 161,000 plants per acre and yielded 74.4-77 bu/ac.

November 2, 2018

Is Late Season N Fertilization Warranted for Irrigated Soybean in Western Nebraska?

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

Chart of nitro use efficiency and partial profits

January 9, 2019

Profit and Nitrogen Use Efficiency Gain Using Sensor-Guided Fertigation

By Brian Krienke - Former Soils Extension Educator, Richard Ferguson - Extension Soil Fertility Specialist, Suat Irmak – Professor of Agricultural and Biological Engineering, Pennsylvania State University, Daran Rudnick - Former Extension Irrigation Management Specialist, Charles Shapiro - Former Extension Soil Scientist—Crop Nutrition, Tim Shaver - Extension Nutrient Management Specialist, Keith Glewen - Extension Educator Emeritus, Bijesh Maharjan - Extension Soil and Nutrient Management Specialist, Charles Wortmann - Emeritus Extension Soil and Nutrient Management Specialist, Mohammed Naser - Graduate Student

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

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

Figure 1. When making decisions for your farm, check out some of the on-farm research results from 2018 to see what other growers learned.

April 12, 2019

Extension Releases Results from 2018 Farmer-Conducted Research