Scouting and Treatment Recommendations for Western Bean Cutworm
July 15, 2021
The first western bean cutworm moths were captured in University of Nebraska-Lincoln black light traps on June 25-27 at Clay Center, June 26-27 at North Platte, and July 1 at Scottsbluff.
Degree-days for Prediction of Western Bean Cutworm Flight
July 1, 2021
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.
Do You Need to Control Volunteer Wheat to Protect the Next Season’s Winter Wheat Crop?
June 29, 2021
Volunteer wheat can provide the summer "green bridge" for the disease wheat streak mosaic and other virus diseases. This almost always occurs as a result of wheat seed shattered from heads during hailstorms.
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 28, 2021
Alfalfa weevils have been reported damaging alfalfa in southeast Nebraska; scouting for this pest is crucial for alfalfa producers over the next few weeks.
Army Cutworm Scouting Urged in Western Nebraska Wheat and Alfalfa
March 31, 2021
With Army cutworms sightings reported from in Kansas, Extension experts encourage scouting efforts begin in Nebraska's fields — particularly in the west.
How Have the Cold February Temperatures Affected Insect Overwintering in Nebraska?
February 26, 2021
Extension specialists detail what effect February's bitter temperatures and snow cover may have on overwintering insects in Nebraska.
Wheat Stem Sawfly in 2020
September 1, 2020
This article provides a brief background on how the wheat stem sawfly arrived here, ideas on how we might manage it in Nebraska and thoughts on why we saw reduced damage in some regions while others had the most damage they have ever seen.