Charles Wortmann

emeriti
Work Keim Hall (Keim) 202
Lincoln NE 68583-0915
US
Work 402-472-2811 On campus, dial 2-2811
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Faculty Bio

Research Cited in CW
How Manure Impacts Soil Aggregation

Tractor spreading black coal char in cattle pen
Coal char is applied to a cattle pen for research. After a snowfall, coal ash-applied pens dried quicker than the control pens, which was beneficial for cattle health.

Coal Char Enhances Manure and Soil Management to Improve Crop Production

April 11, 2024
A byproduct of processing sugarbeets, coal char has the potential to optimize soil nutrients and increase crop yields. In this article, UNL researchers share results of a study on incorporating coal char amendments into corn and dry bean cropland.

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Farm finance clinic banner
Though the farm finance and ag law clinics are offered monthly at sites across Nebraska, remote sessions are another option — call the number below to arrange a one-on-one meeting via phone or virtual platform.

Free Farm and Ag Law Clinics Set for April

April 10, 2024
There are two dates left in April for producers who are interested in receiving free legal and financial services — April 25 in Norfolk and April 26 in Greeley.

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Man operates drone in field
Though the startup costs can seem daunting, drones can help producers save time and reduce costs on numerous tasks involved in managing livestock.

Pasture and Forage Minute: Drones for Livestock Management, Drought Recovery

April 9, 2024
This week, extension educators weigh in on the pros and cons of drone use for livestock producers, and considerations for drought-damaged pastures and controlling winter annual weeds in alfalfa. 

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Oats in front of sunset
Historical crop progress data for Nebraska is available at USDA.

Crop Progress: Oats at 31% Planted, Wheat Condition Improved

April 9, 2024
Oat planting continues to surge ahead of average pace this year, and winter wheat crop conditions showed slight improvement following recent precipitation.

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The new Fertilizer Recommendation Support Tool, which provides critical phosphorus and potassium soil test values, will soon include a research-based phosphorus or potassium rate response information to assist farmers in selecting the minimum fertilizer rate expected to produce maximal crop yield..

Fertilizer Recommendation Support Tool to Digitize Crop Nutrient Management Launches Nationwide

April 9, 2024
A significant advancement in soil testing, a new web-based fertilizer decision support tool will potentially save farmers millions of dollars annually while reducing excess nutrient losses to the environment.

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This Week on N Field: Severe Weather

April 5, 2024
Are you prepared for severe weather in 2024? In this episode, extension reviews some of the most important aspects of preparing for weather-related emergencies on the farm.

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This Week on N Field: Bomb Cyclone

April 5, 2024
Nebraska Extension Educator Amy Timmerman reflects on how the 2019 bomb cyclone affected Nebraskans, both then and now, and where individuals can seek help to cope with lingering impacts.

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Four-inch bare soil temp map

Weekly Weather Outlook and Update: April 4, 2024

April 5, 2024
The current outlook is favoring an early planting window in the core production areas of Nebraska, with drier conditions likely for most of the next two weeks.

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