How Much Irrigation is Needed on Corn in the Vegetative Growth Stage?
June 16, 2017
Strategies to time crop irrigation for maximum effectiveness suggest delaying irrigation until the critical reproductive growth stages will most benefit yield. This will also help reduce the potential for nitrate leaching.
Using Degree-Day Models to Predict Western Bean Cutworm Flights
June 15, 2017
Learn how degree-days are calculated and used to predict insect development and specifically, what they indicate for the timing of western bean cutworm development in Nebraska this year.
Bacterial Leaf Streak Confirmed on V4 Corn in Nebraska
June 15, 2017
Bacterial leaf streak disease has been confirmed on a sample submitted to the UNL Plant and Pest Diagnostic Clinic from Adams County. The corn was at the V4 growth stage and represents the earliest that the disease has been confirmed in a field.
Consider Corn Growth Stage When Applying Postemergence Herbicides
June 14, 2017
When applying postemergence herbicides, consider corn growth stage, weed species present, and crop and weed heights. The article includes how to determine corn growth stage, recommendations to avoid problems, and a table of application restrictions for common postemergence herbicides.
Suspected Wheat Stem Maggot Damage in Corn following Cover Crops
June 13, 2017
Ag professionals across central and eastern Nebraska are reporting insect damage to corn following rye and wheat cover crops, likely from the wheat stem maggot. A recent field survey found stand losses in fields ranged from 2%-30% on a whole-field basis.
Nebraska Crop Progress and Condition
June 13, 2017
For the week ending June 11, Nebraska temperatures averaged four to eight degrees above normal and were accompanied by dry conditions, according to the USDA’s National Agricultural Statistics Service. Only the southern tip of the Panhandle and a few central counties received significant rain. The warm, dry weather allowed planting and other field work to continue.
Control of Glyphosate-Resistant Volunteer Corn in LibertyLink Soybean
June 12, 2017
Controlling glyphosate-resistant volunteer corn is a major challenge in some soybean fields this year as preemergence herbicides aren't very effective. Postemergence herbicides will be critical to its management.
View Corn Contest Plots at UNL-TAPS Field Tour June 27
June 8, 2017
Learn from some of the most successful corn growers in Nebraska at a June 27 UNL-TAPS field tour and project update at the West Central Research and Extension Center at North Platte.