Iowa Soybeans: Identifying Common Herbicide Symptoms Jun 30, 2020
We’ve seen more herbicide injury to soybean than I recall in past summers, resulting in questions about determining the source and reasons for the damage. This ICM Blog will share […]
Iowa Soybeans: Looking For Preemergence Consistency Apr 20, 2020
The battle against waterhemp is complicated mainly because of its extended emergence period (early May until August). Preemergence (PRE) soil residual herbicides serve as a foundation for managing waterhemp, but […]
Preemergence herbicides are the foundation of herbicide-based weed management systems, and effective use of these products is essential to protect crop yields and reduce selection pressure for herbicide resistant weeds.
Extension specialists in Iowa and Minnesota are collaborating to provide a series of short, daily webinars for farmers, ag professionals, Extension personnel and other interested parties from April 6 to […]
Iowa: Terminating Cover Crops This Spring Mar 27, 2020
As temperatures warm this spring, cover crop termination is on the to-do list for some Iowa fields. Killing cover crops with herbicides is the most common termination method. The effectiveness […]
Iowa: Managing Winter Annual Weeds This Spring Mar 20, 2020
After another relatively wet fall, late harvest season, and mild winter, early weed management may be important this spring for those who have persistent issues with winter annuals such as […]
Iowa: Managing Residual Herbicides with Cover Crops Feb 25, 2020
A common question when incorporating cover crops into a production system is, will the cover crop interfere with the performance of residual herbicides included with the burndown treatment?
Iowa: Soil Fertility Workshops Offered Through March Jan 21, 2020
This winter we will be hosting several soil fertility workshops around the state to help farmers better understand how to interpret soil test results and make soil fertility recommendations. Join […]
Iowa Soybeans: Frost Damage – What to Expect Oct 17, 2019
Temperatures fell into the low 30’s and upper 20’s in most of Iowa over the weekend of October 11-13. Because of the very late planting season, there were some crops […]
The spread of multiple-resistant weeds threatens Iowa’s production system. In order to slow the expansion of resistance, greater diversity in weed management is necessary.