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Daren Redfearn

faculty
Work Keim Hall (KEIM) 136
Lincoln NE 68583-0915
US
Work 402-472-2662 On campus, dial 2-2662
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icon-academic-capEducation

  • Ph D, University of Nebraska-Lincoln, 1995
  • MS, University of Nebraska-Lincoln, 1992
  • BS, Texas Tech University, 1985

icon-business-chartResearch & Grants

  • Five-year Plan for the Beef Systems Initiative, Internal, August 2017
  • Enhance Animal Protein Crops/Cattle, Fdn for Food & Agriculture Research, July 2017
  • Soil Health Initiative, Dept of Agriculture-NRCS, September 2017
  • Dev Rsrch Ext Skills of Students, Dept of Agriculture-NIFA, March 2016

Faculty Bio

Aerial photo of farm with a variety of plots
An older Google Earth photo of the Rogers Memorial Farm with several of the cover crop studies visible.

2024 Cover Crop and Soil Health Field Day Kicks Off Sept. 17

September 11, 2024
The field day will feature demos and discussion on a wide array of cover crop and soil health practices by UNL faculty and extension professionals, including a statewide study on cover crop variety selection and performance.

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Man examines corn plants with three youths in field
Members of Colfax County 4-H Team #1 diligently inspect a corn field during the 2024 Youth Crop Scouting Competition. (Photos courtesy Brandy VanDeWalle)

Colfax County Claims Top Honors at 2024 Youth Crop Scouting Competition

September 11, 2024
Snagging both first and third place in this year's competition, the 4-H'ers of Colfax County are once again proving their reputation as agronomy aficionados. 

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Planter with narrow seeder alongside narrow seeded wheat field
When preparing winter wheat fields for late-season seeding, one tactic producers should consider is narrow row spacing.

The Moves to Make for Late-seeded Winter Wheat

September 11, 2024
Late-seeded winter wheat can yield higher than early-seeded crops, partly due to reduced disease and insect issues. This article provides tips for increasing seeding success if weather or harvest has caused delays.

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Tractor disking field

Nebraska Field Experiments Investigate Biochar Impact to Soil Health and Crop Yields

September 10, 2024
UNL researchers are utilizing biochar and cover crops in environmentally sensitive Nebraska soils to identify the conditions under which biochar may benefit temperate regions. 

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Combine harvesting corn field
Historical crop progress data for Nebraska is available at USDA.

Crop Progress: Corn, Dry Bean Harvest Underway

September 10, 2024
Corn and dry bean harvest has begun in Nebraska, and winter wheat planting was at 7% as of Sept. 8.

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Combine harvests corn field as grain truck follows
Corn silage being cut at the University of Nebraska-Lincoln Panhandle Research Extension and Education Center plots on Aug. 30. (Photo by Chabella Guzman)

Panhandle Research, Extension and Education Center Cuts Corn Plots for Silage

September 10, 2024
Extension updates on harvest progress in the Panhandle as the irrigation season closes out.

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Tractor applies fertilizer to field
Farmers are invited to participate in a new UNL-Nebraska Soybean Board study to evaluate potassium fertilization impacts on crop yield. Participants will receive detailed reports and soil and grain quality results in exchange for their help.

Growers Sought for Potassium Study

September 9, 2024
Boost your yields and refine your practices: Join UNL's potassium fertilization study and gain valuable insights into your soil and crop performance.

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Man standing in field of corn and weeds
Kicking off the fall seminar series on Sept. 12, Amit Jhala will discuss the challenges of managing herbicide-resistant weeds through pollen-mediated gene flow — the process by which herbicide resistance genes are spread from plant to plant via pollen.

Agronomy and Horticulture Seminar Series Begins Sept. 12

September 4, 2024
Free to the public, the fall seminar series will highlight the latest research and technologies for herbicide-resistant weeds, crop genetics, sustainable agriculture, digital agriculture, the impact of droughts on public health, and more.

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