John Thomas - Crops Extension Educator

John Thomas

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415 Black Hills Ave Alliance NE 69301-3243
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Crops Extension Educator for the northern Nebraska Panhandle

Combine moving in field as black dust rises
Black dust from common bunt rises behind a combine during winter wheat harvest. (Photo by John Thomas)

Common Bunt Infection in Winter Wheat

August 14, 2024
Common bunt in winter wheat can be avoided by using certified seed, treating seeds with fungicide, and practicing crop rotation and field sanitation. These strategies are crucial to avoid infection and maintain healthy, productive wheat crops.

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Center pivot
Figure 1. Center pivot irrigation on dry beans in the North Platte Valley. (Photo by Gary Stone)

Pathfinder Canal Break Update

July 14, 2022
Since July 7, PID indicated that sufficient repairs had been made to the breach to start bringing in water to the canal.

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Digging crane in field

Pathfinder Canal Break on July 1, 2022

July 5, 2022
Though it hasn't been determined what caused the Pathfinder (Interstate) canal break last Friday, PID hopes to have it repaired within two weeks. The break affected about 102,000 acres of cropland in Nebraska and Wyoming.

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Using Emergency Tillage to Control Wind Erosion

April 21, 2022
Although soil erosion is best handled with a long-range plan that includes maintaining vegetative ground cover, reducing tillage, reducing field widths, and planting wind breaks, when soil starts moving unexpectedly — or conditions suggest this may occur — emergency control strategies are needed.

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Canal without water
Figure 1. Tunnel No. 1 when there is no water in the Goshen/Gering-Fort Laramie Canal.

Update on the 2019 Tunnel Collapse and Canal Washout — Tunnel Repair or Replacement Options

February 14, 2022
The Gering-Fort Laramie Irrigation District is seeking public opinion on whether to repair or replace Tunnels No. 1 and 2.

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Goshen/Gering-Fort Laramie canal collage
Tunnel No. 1 on the Goshen-Gering-Fort Laramie main canal, inside and out, in 2021: (Left) The “ribs” for support and the metal sheeting installed to improve water flow and decrease water turbulence. (Right top) Water flowing into Tunnel No. 1 during the 2021 irrigation season. (Right bottom) Tunnel No. 1 in the fall, when there is no water in the canal.

Update on the 2019 Tunnel Collapse and Canal Washout and 2021 Irrigation Season

October 19, 2021
Water flow through the tunnels were returned to 97% of capacity this summer, resulting in near normal water deliveries by the three major irrigation districts in the North Platte Valley during the 2021 growing season.

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Combine collage
Top: Combining weedy dry beans. Bottom left: Palmer amaranth in dry beans. (Photo by Gary Stone). Bottom right: Combine cleanout. (Photo by Meaghan Anderson)

Combine Clean Out Can Help Reduce Weed Spread

August 25, 2021
With increasing pressure from herbicide-resistant weeds such as kochia and introduced herbicide-resistant weeds such as Palmer amaranth and waterhemp, it is important to reduce spreading of weed seed. Doing a limited cleaning between fields and choosing which fields to harvest first can be an important factor in this endeavor.

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Hail damaged corn
Image 1. July 9 hail damage 10 miles west of Hemingford (corn).

Farmers: Know How to Respond to Hail Damage

July 19, 2021
In the aftermath of the severe hail, farmers have numerous tasks to complete before replanting or destroying damaged crops. CropWatch's Hail Know resource can assist producers with each step of the process.

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