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Twitter: @BobWrightUNL
Watch for Aphids and Potato Leafhoppers in Nebraska Alfalfa
June 22, 2022
Nebraska growers should begin scouting for potato leafhoppers and spotted alfalfa, as these pests have been spotted in alfalfa fields in Gage County and Scottsbluff, respectively.
Food Tolerances Revoked for Chlorpyrifos — What to Know
February 22, 2022
Producers will not be allowed to apply chlorpyrifos on any food or feed products after Feb. 28, 2022, and any food items treated with chlorpyrifos products after that date are not permitted to be sold.
Continued Good News for Grasshopper Risk on Rangeland
February 10, 2022
Based on fall adult surveys conducted by USDA-APHIS, the risk of grasshopper infestation in Nebraska rangelands will be low in 2022, with slightly higher risk in southwestern Nebraska.
Fall Armyworms in Pastures, Alfalfa, Small Grains, Cover Crops, and Lawns
September 24, 2021
We continue to receive questions on management with the unprecedented number of fall armyworms experienced in Nebraska this fall. The following is a Q/A to address the specific questions we’ve received.
Fall Armyworms Damaging Alfalfa in Southeast Nebraska
August 24, 2021
Fall armyworm caterpillars do most of their feeding in the last stage. If you are not watching fields on a regular basis, you may not notice damage or armyworms until they are large and doing significant damage.
Degree-days for Prediction of Western Bean Cutworm Flight
June 21, 2022
Measuring the amount of heat between an upper and lower threshold to which an insect has been exposed, degree-days models can provide a high level of precision in predicting western bean cutworm peak flight.
Soybean Gall Midge Emergence at Several Sites in Nebraska
June 10, 2021
On June 8 and 9, several sites in east-central and northeast Nebraska recorded emergence of soybean gall midge adults. Growers should consider making field edge applications now.
Scouting Advised for Alfalfa Weevil
May 2, 2022
Alfalfa weevils have been reported damaging alfalfa in southeast Nebraska; scouting for this pest is crucial for alfalfa producers over the next few weeks.