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Katja Koehler-Cole - Extension Educator

Green tractor spreading fertilizer in a barren field near a rural road and buildings.

September 1, 2026

Breaking Even on Biochar: Expanding Biochar Adoption in Nebraska

By Britt Fossum - Ph.D. Student, Department of Agronomy and Horticulture, Guillermo Balboa - Research Assistant Professor, Nutrient Management and Digital Agriculture, Arindam Malakar - Research Assistant Professor, School of Natural Resources, Katja Koehler-Cole - Extension Educator, Michael Kaiser - Associate Professor, Department of Agronomy and Horticulture

Group of people standing on a farm field as a man speaks and gestures toward crops.

August 27, 2026

Nebraska Organic Farming Field Days Highlight Innovative Production Practices

By Katja Koehler-Cole - Extension Educator, David Wangila - Extension Educator, Matheus Ribeiro - Assistant Extension Educator, Rick Schuchardt - Nebraska farmer, Léa Vereecke

Don and Mary Lee Gasper stand side by side and smile for a photo inside their home

January 23, 2026

Soil Health Stories: Don Gasper, Soil Health Pioneer and Lifelong Innovator

By Katja Koehler-Cole - Extension Educator, Bruno Lena - Former Extension Educator, Carolina Córdova - Department of Agronomy and Horticulture Assistant Professor and Statewide Soil Health Specialist

Close-up of cereal rye ‘Elbon’ on the left and winter wheat on the right growing in dry, cracked soil at the Eastern Nebraska Research, Extension and Education Center as plants mature.

Published: October 8, 2025 | Updated: August 27, 2026

Selecting the Right Winter Small Grain Cover Crop This Fall

By Katja Koehler-Cole - Extension Educator, Andrea Basche – Associate Professor, David Scoby - Laboratory Research Manager, Department of Agronomy and Horticulture, Ben Beckman - Extension Educator, Vesh R. Thapa - Postdoctoral Research Associate, Department of Agronomy and Horticulture

Sorghum plants dominate a tall cover crop mix in August 2024.

September 11, 2025

How Do Cover Crops Designed for Game Birds Affect Soil Health?

By Katja Koehler-Cole - Extension Educator, Nathan Pflueger - Precision Ag Coordinator, Pheasants Forever and Quail Forever

Brian Brhel stands in a harvested cornfield with cattle grazing on residue under a clear sky.

August 28, 2025

Balancing Soil Health and Cash Flow: Lessons from Regenerative Farmer Brian Brhel

By Chirstine Noku - Undergraduate Student, UNL Environmental Science , Brian Brhel - Nebraska Soil Health Advanced Producer, Katja Koehler-Cole - Extension Educator, Carolina Córdova - Department of Agronomy and Horticulture Assistant Professor and Statewide Soil Health Specialist

side by side comparison of cover crop fields in summer

July 10, 2025

Summer Cover Crop Potential in Eastern Nebraska

By Grace E. Pacheco - Former MS student, Department of Agronomy and Horticulture, Vesh R. Thapa - Postdoctoral Research Associate, Department of Agronomy and Horticulture, Bridget McKinley - Former MS student, Department of Agronomy and Horticulture, Andrea Basche – Associate Professor, Katja Koehler-Cole - Extension Educator, Amanda Easterly - Research Associate Professor, Paul Jasa - Former Extension Engineer, Retired

Attendees gather around a roller crimper during a live demonstration at ENREEC.

June 26, 2025

Mechanical Termination, Maximum Impact: Best Practices for Roller Crimping Cover Crops

By Katja Koehler-Cole - Extension Educator, Aaron Nygren - Extension Educator

cover crops in field

June 5, 2025

New Educational Resources Address Common Cover Crop Questions in Nebraska

By Vesh R. Thapa - Postdoctoral Research Associate, Department of Agronomy and Horticulture, Grace E. Pacheco - Former MS student, Department of Agronomy and Horticulture, Bridget McKinley - Former MS student, Department of Agronomy and Horticulture, Andrea Basche – Associate Professor, Katja Koehler-Cole - Extension Educator

side by side comparison of Yankee rye and Elbon rye

April 24, 2025

Root Biomass of Fall-planted Cover Crops in Northeast Nebraska

By Vesh R. Thapa - Postdoctoral Research Associate, Department of Agronomy and Horticulture, Bridget McKinley - Former MS student, Department of Agronomy and Horticulture, Andrea Basche – Associate Professor, Grace E. Pacheco - Former MS student, Department of Agronomy and Horticulture, Katja Koehler-Cole - Extension Educator, Carolina Córdova - Department of Agronomy and Horticulture Assistant Professor and Statewide Soil Health Specialist, Amanda Easterly - Research Associate Professor, Nicolás Cafaro La Menza – Cropping Systems Specialist, Department of Agronomy and Horticulture, Mitiku Mamo - Former Extension Crops and Water Educator

Elbon rye and AU-merit hairy vetch

January 21, 2025

Assessing the Production Potential of Fall-planted Cover Crops in Western Nebraska

By Vesh R. Thapa - Postdoctoral Research Associate, Department of Agronomy and Horticulture, Andrea Basche – Associate Professor, Grace E. Pacheco - Former MS student, Department of Agronomy and Horticulture, Bridget McKinley - Former MS student, Department of Agronomy and Horticulture, Katja Koehler-Cole - Extension Educator, Amanda Easterly - Research Associate Professor, Nicolás Cafaro La Menza – Cropping Systems Specialist, Department of Agronomy and Horticulture, Nathan Mueller - USDA NRCS, State Soil Health Specialist, Carlos J. Villarreal - USDA NRCS State Soil Scientist

Comparison of aboveground biomass amounts and total N when using hairy vetch or cereal rye as cover crops.

January 9, 2019

Cover Crops Benefit Nebraska Agroecosystems In Many Ways

By Katja Koehler-Cole - Extension Educator, Roger Elmore - Emeritus Extension Cropping Systems Agronomist, Humberto Blanco - Professor of Soil Science, Chris Proctor - Weed Management Extension Educator, Sabrina Ruis - Post-Doctoral Associate, Surabhi Gupta - Doctoral Student in Entomology, Charles Francis - Professor of Agronomy, Charles Shapiro - Former Extension Soil Scientist—Crop Nutrition