The Iowa Nutrient Reduction Strategy released a report in May 2013 that lists annual cover crops as the most influential practice for reducing nitrogen loss from fields that are in continuous row crop production.
The Iowa Soybean Association On-Farm Network® is conducting research to evaluate various cover crops. Earlier this year, Case IH provided a Puma® tractor and Precision Disk 500T® to plant cover crop replicated strip trials on a few prevented-planting fields. Research results will be known next year.
The On-Farm Network suggests the following steps for establishing a good cover crop stand:
If you’ve used cover crops, we invite you to share some of the learning from your experience.