Soybean Harvest Green Tractor

University of Wisconsin Agronomy Research Project

Rodrigo Werle, Assistant Professor & Weed Specialist from the University of Wisconsin Extension Program is looking for farmers who have finished harvesting soybeans or corn and moved their combines into storage without thoroughly cleaning them. His combine weed seed collection project is approximately 10 combines shy of reaching the minimum sample size to successfully establish the project this spring.

If you are interested in participating, please full out the form below and contact Rodrigo Werle directly.

Contact Information

Office: 608-262-7130


Twitter: @WiscWeeds

Departmental Webpage:

WiscWeeds Blog:

2019 Combine Weed Seed Collection Submission Form