Jenny Rees - Extension Educator

Jenny Rees

faculty
Work
2345 Nebraska Ave York NE 68467-1104
US
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Twitter: @jenreesources
Blog: JenReesources Extension Blog

Frost damaged sorghum
If sorghum is at hard dough stage when temperatures dip to 28°F for a period of two hours, it may result in a yield reduction of around 20%.

Premature Frost Damage to Crops

October 14, 2022
UNL experts weigh in on the potential impacts for replant crops that experienced freezing temperatures Oct. 8 or may be at risk for a freeze this weekend.

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Palmer amaranth

Nebraska Extension Weed Science School on Nov. 9 Near Mead

October 13, 2022
University and industry speakers will address current weed science issues and recommendations for improving herbicide applications for management of herbicide-resistant weeds.

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Comment Period Closes Oct. 7, 2022 for U.S. EPA’s Herbicide Atrazine Mitigation Docket

September 21, 2022
The public has until Oct. 7 to provide feedback on proposed changes to atrazine restrictions, to inform the EPA of knowledge gaps, considerations or concerns that they would like addressed.

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Rainfed corn yield chart

2022 Corn Yield Forecasts: End-of-season Forecasts Suggest Below-average Yields for the Region

September 15, 2022
The final corn yield forecast for the season suggests below-average yields in rainfed corn in Nebraska. For many irrigated sites across the state, yield is anticipated to be slightly closer to average.

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Cover crop mix drill interseeded
Cover crop mix drill interseeded into V4 corn growing well by V8-9 leaf corn. (Photo by Jenny Rees)

Comparing Cover Crop Planting Methods

September 1, 2022
While planting cover crops after harvest with a drill or planter may be the most convenient, there are several other planting methods that can increase cover crop success as measured by biomass production.

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Rainfed corn yield chart

2022 Corn Yield Forecasts as of Aug. 16

August 18, 2022
Compared to previous forecasts, there is a higher probability of below-average yields for both irrigated and rainfed corn, especially in the western fringe in the region. Overall, the regional average yield is expected to be below the historical averages.

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Corn yield forecast map 2022

2022 Corn Yield Forecasts as of Aug. 2

August 4, 2022
There continues to be a high probability of near-average yields for most irrigated sites in the Corn Belt, while rainfed corn sites have a high probability of below-average yields in Nebraska, Kansas and Iowa.

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Corn yield forecast map 2022

2022 Corn Yield Forecasts as of July 19

July 20, 2022
Although it is still too early to make strong inferences about end-of-season yields for irrigated corn, there is a relatively high probability for near-average yields for a majority of sites.

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