Katja Koehler-Cole

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1071 County Road G Ithaca NE 68033-2234
US
Work 402-624-8042 On campus, dial 7-8042
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Dr. Koehler-Cole was promoted to assistant research professor in the Department of Agronomy and Horticulture Dec. 1, 2018. You can find the articles she wrote as a Post-Doctoral Research Associate here.

Webinar graph

Farm Programs, Farm Income and Agricultural Outlook Webinar

October 26, 2021
UNL Extension Policy Specialist Brad Lubben addresses current farm payment and farm income prospects, and the outlook for commodities, farm expenses and financial conditions.

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Corn harvest

Crop Progress: Harvest 2021 Continues Ahead of Average

October 26, 2021
For the week ending Oct. 24, 2021, harvest for corn, soybeans and sorghum continued ahead of schedule compared to average rate of recent years.

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Farmer in tractor

2022 Crop Inputs and Cost of Production Workshops

October 26, 2021
In these workshops, extension educators will discuss the forces that are driving input costs and commodity prices, fertilizer recommendations based on soil test results, and preparing cost of production budgets.

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Nebraska Extension Soil and Nutrient Management Specialist Bijest Maharjan will serve as conference chair at this year's North Central Extension-Industry Soil Fertility Conference, scheduled for Nov. 17-18 in Des Moines, Iowa.

Panhandle Soils/Nutrient Management Specialist Chairs Multi-state Soil Fertility Conference

October 26, 2021
Led by UNL assistant professor Bijesh Maharjan, the conference will feature presentations on fertilizer manufacture and outlook, biological nitrogen-fixing crop amendments, emerging chloride issues in closed watersheds and precision nutrient management.

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Cattle grazing rye cover crop

Nebraska Extension Provides New Cover Crop Grazing Conference Nov. 16

October 25, 2021
A new expo by Nebraska Extension will help first-time or experienced farmers looking to fine-tune their cover crop grazing management utilizing cover crops as an alternative forage source.

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Frost damaged alfalfa
While six weeks before the first frost is traditionally a good method for timing the last cutting of alfalfa, producers can also use growing degree days to formulate a more accurate date.

Pasture and Forage Minute: Winterizing Alfalfa and Grazing Small Grains

October 25, 2021
Extension Educator Ben Beckman reviews his recommendations on winterizing alfalfa using growing degree days, and which small grains to focus grazing on this fall. 

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Aerial view of field
Photo courtesy USDA ARS

More Diverse Crop Rotations Improve Yield, Yield Stability and Soil Health

October 25, 2021
Results from a long-term rainfed no-till crop rotation and nitrogen (N) fertilizer systems study, which concluded that crop rotation has more agronomic and soil benefits compared to fertilizer-N alone.

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Tar spot on corn
More severe tar spot pictured in western Iowa in October 2019.

Tar Spot Disease of Corn Confirmed in Several Nebraska Counties

October 21, 2021
Tar spot was confirmed in seven eastern Nebraska counties during recent weeks, and there are likely additional corn fields in other counties where the disease can be found.

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