Keith Glewen - Extension Educator

Keith Glewen

(faculty)
Work
1071 County Rd G Ithaca NE 68033-2234
US
Work 402-624-8030 On-campus 7-8030

icon-documentPublications and Other Intellectual Contributions

  • 2017 Soybean Management Field Days Research Update, Soybean Management Field Days Research Update - 2017, December 2017

Faculty Bio

Locations of 2017 Yield Forecasting Center sites

2017 Corn Yield Forecasts: Approach and Interpretation of Results July 6, 2017

This article discusses data and data collection for the Yield Forecasting Center forecasts of crop phenology and yield for 2017, including a map of the site locations and specific data on crop management and soil types for each site.

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Chart of Nebraska & US corn yield trends (1971-2016)

Soybean and Corn Yield and Acreage Trends through 2016 May 25, 2017

Nebraska soybean and corn yields steadily increased from 1971 to 2016, in both irrigated and rainfed production fields. Charts based on USDA National Agricultural Statistics Service numbers track these changes.

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Palmer amaranth
Figure 1. This female Palmer amaranth plant can produce up to 0.5 million seeds.

Watch for Palmer Amaranth in Conservation Reserve Program (CRP) Fields May 12, 2017

Palmer amaranth has not been confirmed in conservation plantings in Nebraska; however, the identification and occurrence of Palmer amaranth in CRP fields in Iowa has raised concerns among weed scientists and growers about its spread into conservation plantings in Nebraska and offer some suggestions for growers.

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Meat thermometer measuring soil temperature

Corn, Soybean Planting Considerations for this Week’s Cold Snap April 24, 2017

With nighttime lows predicted to drop several nights this week, growers are advised to cautiously assess the potential for germination problems due to imbibitional chilling before planting. Agronomists advise checking soil temperatures in each field the day of planting as well as forecast temperatures for 24 hours (soybeans) or 48 hours (corn) after planting.

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Field of soybeans

10 Years of Research Shows Benefit of Reducing Soybean Seeding Rates March 30, 2017

A review of 10 years of soybean research shows that reducing your seeding rate from 150,000 to 120,000 seeds/acre can result in a $10.69/acre savings without affecting yield (assuming a $60/unit seed cost at 140,000 seeds/unit).

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Farmer Jerry Mulliken of Nickerson

Increase Profitability with On-Farm Research March 16, 2017

Jerry Mulliken discusses what he's learned from conducting more than 30 research studies on his farm near Nickerson, Nebraska. On-farm research provides meaningful information specific to a farm's soils, farming practices, and local conditions, allowing growers to make management decisions with confidence. Learn more from a farmer's perspective in this article and video.

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2016 Crop Scout Training
Figure 1. Nebraska Extension Educator Keith Glewen is shown teaching about corn growth stages at the 2016 Nebraska Extension Crop Scout Training.

Crop Scout Training March 14 at UNL's ARDC February 27, 2017

Industry representatives and corn and soybean growers wanting to learn how to better manage corn and soybean pests should plan to attend the Nebraska Extension Crop Scout Training for Pest Managers March 14 at the Eastern Nebraska Research and Extension Center located at the Agricultural Research and Development Center near Mead.

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Impact of Cover Crops on Corn and Soybean Yield in Nebraska On-Farm Research November 29, 2016

A review of studies in the Nebraska On-Farm Research Network on the impacts of cover crops on subsequent corn and soybean yields at various locations in Nebraska.

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