Bob Harveson

faculty
Work
4502 Ave I Scottsbluff NE 69361-4939
US
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Faculty Bio
Harveson Receives APS Distinguished Service Award from North Central Region
UNL Plant Pathologist's Book Offers Tales of Scientific Discovery

Wheat grain in pile
Historical grain stocks data for Nebraska is available at USDA.

Nebraska Sept. 1, 2023 Grain Stocks

October 6, 2023
As of Sept. 1, Nebraska wheat stocks were up 19% from 2022, totaling 41.2 million bushels. Corn stocks were down 14% from last year.

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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.

Frosted Sorghum and Prussic Acid

October 6, 2023
A review on how to safely graze forage sorghum species after freezing temperatures.

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Oct. 7 temperature outlook

Weekly Weather Update and Outlook: Oct. 5, 2023

October 6, 2023
Nebraska's first freeze for the season is expected tonight, followed by mild weather until mid-week, when another chance of precipitation is anticipated to arrive. 

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Harvester in soybean field
Combine calibration is a crucial step for keeping grain losses at acceptable levels.

How to Estimate Harvest Losses in Soybean and Corn Fields

October 5, 2023
Knowing where grain losses occur is key to keeping them as low as possible — in this article, extension educators review how to calculate pre-harvest and at-harvest grain losses to determine the source.

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Orchard with mustard cover crop
Figure 1. A comparison of bare ground vs. cover crop for two adjacent almond orchards after receiving 3/4-inch of rain. The grower, Donny Hicks, used mustards to breakup compaction and improve infiltration in his orchard soil. (Photo courtesy Donny Hicks)

The Soil Health Exchange: Natural Solutions to Soil Compaction — Beyond Mechanical Means and Cover Crops

October 5, 2023
Soil health experts share techniques for reducing soil compaction without the use of long-term cover crops.

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Man leaning against implement in field
If you or someone you know needs help this harvest season, contact Farm Rescue or apply online using the link below. (Photo courtesy Farm Rescue)

Farm Rescue: Helping Farm and Ranch Families in Crisis

October 3, 2023
For farmers and ranchers who have experienced a major illness, injury or natural disaster, Farm Rescue volunteers are available to help during this harvest season.

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Hunter with German shorthaired pointers in field
In crop and pasture land leases, hunting rights default to the tenant unless otherwise stipulated in a verbal or written agreement.

Pasture and Forage Minute: Hunting Rights with Land Leases, Fall Thistle Control

October 3, 2023
A look at landlord and tenant hunting rights in land leases, and tips on managing pasture thistles this fall.

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Soybean cyst nematode infected plant

It’s the Season for Controlling Soybean Cyst Nematode

October 3, 2023
Soybean cyst nematode can cause up to 30% yield loss with no significant aboveground symptoms, making soil sampling at the end of soybean season a critical part of managing this crop pest.

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