John Hay

student, faculty
Work Chase Hall (CHA) 250
Lincoln NE 68583-0726
US
Work 402-472-0408 On campus, dial 2-0408
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icon-academic-capEducation

  • BS, University of Nebraska - Lincoln, 2001
  • MS, Texas A&M University , 2003

icon-chat-userCourses

  • ENSC 220, Introduction to Energy Systems, Spring 2022

icon-documentPublications and Other Intellectual Contributions

  • Leaching loss of N03-N and dissolved P from manure and fertilizer during turfgrass establishment, Plant Soil

icon-bookmark-starAwards & Honors

  • 2022 Nebraska Extension Team Award - Teaching and Learning , Nebraska Extension , 2022

Faculty Bio

Bioenergy Crops in CropWatch
YouTube Channel: CropWatch Bioenergy

Frozen sorghum-sudangrass
Once a freeze occurs, it takes seven days for prussic acid to dissipate from forage sorghum species like sorghum-sudangrass. The hours immediately after a frost have the highest level of toxic compounds in these plants.

Pasture and Forage Minute: Forage Drought Recovery, Prussic Acid in Sorghum

October 5, 2022
Extension educators share insights on the drought recovery process for pastures, how to graze forage sorghum species after freezing temperatures and how to capture the best nutrition from grazing crop residue this fall.

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Wheat field

2022 Nebraska Small Grain Acreage and Production

October 5, 2022
In comparison to 2021, winter wheat production is down 36% and oat production is down 37%.

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Potatoes

Nebraska Potato Summary for 2021

October 5, 2022
The final production for the 2021 potato crop was up 1% from 2020.

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Soybean grain

Nebraska Sept. 30, 2022 Grain Stocks

October 5, 2022
Most Nebraska grain stocks were down from last year as of Sept. 1, with wheat stocks in the largest shortfall at 40% down, according to USDA NASS.

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Corn harvest

Crop Progress: Corn, Soybean Harvest Over 25% Complete

October 5, 2022
As of Oct. 2, corn harvested was 24% and soybeans were 29%. Crop and pasture conditions continue to deteriorate, with an increase in deficits across the board as drought holds firm in Nebraska.

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Cattle grazing cover crops

Nebraska Extension's Cover Crop Grazing Conference Set for Nov. 1

October 5, 2022
Nebraska Extension's second annual grazing conference will feature presentations on rotational/strip grazing, perennial and annual forage grazing, live field demos and a producer panel.

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Calculator with financial papers

'Know Your Numbers, Know Your Options' Record-keeping Course Starts Nov. 1

October 5, 2022
This course is designed to help farmers and ranchers understand their current financial position and how big decisions like large purchases, new leases or changes in production will affect their bottom line.

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Nebraska Soil Testing Laboratories

The following commercial laboratories offer soil testing and analysis services in Nebraska.

VAS/ AgSource Laboratories
300 Speedway Circle
Lincoln, NE 68502
402-476-0300
http://agsource.com/

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