Degree-days for Prediction of Western Bean Cutworm Flight
June 29, 2023
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.
Spring Miller Moth Invasion
May 23, 2023
While they don't cause damage to plants when feeding, migrating army cutworm moths can be an irksome household pest. Fortunately, there are simple management methods to prevent them from entering homes and other structures.
Scout Your Wheat for Russian Wheat Aphids
May 24, 2022
Nebraska producers should begin scouting for Russian wheat aphids, as signs of this crop pest have begun appearing in Panhandle wheat plots and ongoing cool temperatures will support population growth.
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.
Impact and Seed Production of Palmer Amaranth in Dry Beans
January 4, 2022
Results of a 2020-21 study investigating the impact of uncontrolled Palmer amaranth in dry beans. Using pinto beans, researchers were able to pinpoint yield loss and potential seed production of Palmer amaranth.
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.
Wheat Stem Sawfly Emergence — Field Notes from Early June
June 7, 2021
Recent observations indicate very high populations of wheat stem sawfly in Nebraska wheat fields, with emergence not only from field edges but also deep within fallow fields. Documentation on infestations is encouraged for successful fall sawfly management.
Scouting Advised for Alfalfa Weevil
April 27, 2023
Alfalfa weevil larvae have emerged in southern Nebraska; scouting for this pest is crucial for alfalfa producers over the next few weeks.