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

Oat seedlings in field

Nebraska Oat Planting Ahead of Schedule from 2020

April 15, 2021
For the week ending April 4, 2021, oats planted was 40%, ahead of 30% last year and 33% for the five-year average. 

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Law clinic banner

Free Farm and Ag Law Clinics Set for May

April 15, 2021
Free legal and financial clinics are being offered for farmers and ranchers across the state in May 2021, providing one-on-one meetings with an agricultural law attorney and an agricultural financial counselor.

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Soybean plant emerging

Tracking Soil and Air Temperatures — Soybean Planting Considerations

April 14, 2021
Results of ongoing Nebraska Extension field demonstrations to determine critical soil temperatures and trends for soybean germination and emergence, plus early soybean planting considerations. 

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Soybean imbibitional time research
Jim loading seed trays for the indoor soybean study (left) and trays in the 36°F cooler (right). (Photos by Jenny Rees)

Demonstrating Critical Imbibitional Time for Soybean

April 14, 2021
This Nebraska Extension indoor study offers a comprehensive analysis of the timing and duration of the critical imbibition water uptake phase for soybean, to assist growers in their decisions on planting dates this spring. 

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Tractor planting field
The best time to use starter is when the field is deficient in one or more nutrients.

Starter Fertilizer — When is it Needed?

April 3, 2024
As planting season begins, farmers often question if starter fertilizer is providing yield and economic benefits. This article reviews the two main reasons to use a starter and recommendations for a successful application. 

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Field Crop Scout Training poster

Nebraska Extension Provides Interactive Introductory Field Scout Online Training May 11

April 14, 2021
A training course for summer employees working in the ag industry, as well as corn and soybean growers wanting to learn how to better manage corn and soybean pests.

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Aphid mummies on leaf
Figure 1. Aphid mummies in south central Nebraska alfalfa field. (Photo by Andrew Cantrell)

What is This Insect?

April 14, 2021
A very common sight in Nebraska, aphid mummies are a small but important insect for local crops. Find out what they are and why they matter. 

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N Field observation poster image

#NField Observations for April 2021

April 30, 2021
This week, Jerry Volesky shares his thoughts on the best time and location to turn-out to grass pastures, and Ben Beckman shares the benefits of using no-till during alfalfa seeding.

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