Chris Proctor - Weed Management Extension Educator

Chris Proctor

faculty
Work Keim Hall (KEIM) 174
Lincoln NE 68583-0915
US
Work 402-472-5411 On campus, dial 2-5411
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icon-academic-capEducation

  • BS, Washington State University, 2007
  • MS, Washington State University, 2009
  • Ph D, University of Nebraska, 2013

Faculty Bio
CropWatch Introduction
Nebraska Crop Management Conference

Combine cleaning steps

Preventing Weed Seed Distribution from Combines

September 22, 2022
Weed seeds accumulate in different parts of a combine during harvest, encouraging weed growth in new fields; however, weed seed distribution can be reduced by targeting specific areas of the combine for a quick clean-out at the end of the day.

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Soil seedbank trays

Expanding the Integrated Weed Management Toolbox: Winter Cover Crop Impacts on Weed Dynamics in Eastern and Central Nebraska

April 4, 2022
Results of a 2021 UNL study to determine cover crop impacts on weed suppression through analysis of the soil seedbank.

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Pesticide application

Survey to Evaluate Chemical Weed Control Methods in Corn, Soybeans

October 7, 2021
The objective of the survey is to understand the main chemical weed control strategies and weed escapes in soybean and corn production fields during the 2021 growing season and to evaluate the interest and awareness regarding novel targeted herbicide spraying technologies. 

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Nebraska sample field map

What Have We Learned about Soybean Seed Constituents in Irrigated and Dryland Producer Fields in Nebraska?

June 14, 2021
With a continuous decline in seed protein concentration in U.S. soybeans, UNL researchers examined how irrigation practices in Nebraska may contribute to this issue for soybean growers.

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Homemade interseeder
Figure 1. In 2019 in York County (left), the grower built his own interseeder and tested a nitrogen mix (4 lb/ac crimson clover, 3 lb/ac red clover, 2 lb/ac yellow sweet clover, 4 lb/ac Winterhawk annual ryegrass, 1.5 lb/ac impact forage collards, 1.5 lb/ac Trophy rapeseed) vs. diversity mix (2 lb/ac red clover, 2.5 lb/ac Hubam white seed clover, 4 lb/ac Winterhawk annual ryegrass, 1 lb/ac purple top turnip, 3 lb/ac golden flax, 0.5 lb/ac phacelia Angelia, 0.5 lb/ac chicory) interseeded at V5-V6 corn vs. check treatment. Seward County (right), a Hagie was used to broadcast interseed 10 lb/ac red clover and 5 lb/ac buckwheat into V6 corn vs. check treatment.

Results from Interseeding Cover Crops into Corn or Soybean

May 12, 2021
A summary of the studies conducted via Nebraska On-Farm Research and Soybean Management Field Days on interseeding cover crops into living corn and soybean.

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Cover crops interseeded in corn

Interseeding Cover Crops into Corn and Soybean: What We’ve Learned

May 6, 2021
Due to recent research efforts, Nebraska Extension educators expand recommendations on techniques and plant species used for interseeding cover crops in corn and soybeans.

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Cover crop plantings

Cover Crop Termination Tradeoffs

April 8, 2021
Termination timing of cereal covers can be tricky — while there may not be one "right answer," there are many factors you can consider to make the best decision for your operation. 

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Crop planted in green cover crop
Figure 1. Corn planted into green rye terminated at planting.

Planting Green Questionnaire – Simple Analysis

February 18, 2021
New survey and sharing results from the 2020 survey of Midwestern agriculturalists when planting soybean and corn into green cover crops.

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