The 2021 Herbicide Guide for Iowa Corn and Soybean Production is now available as a free download at the ISUEO Extension Store.
In addition to numerous tables providing information on the myriad of herbicides for use in corn and soybean, the guide contains articles on volunteer corn management, update on dicamba labels for use on dicamba-resistant soybean, and tips for designing resilient weed management programs.
Links to this article are strongly encouraged, and this article may be republished without further permission if published as written and if credit is given to the author, Integrated Crop Management News, and Iowa State University Extension and Outreach. If this article is to be used in any other manner, permission from the author is required. This article was originally published on February 10, 2021. The information contained within may not be the most current and accurate depending on when it is accessed.
- Retired Weed Scientist and Professor of Agronomy