Weed Science Program - Annual Weed Control Results

The annual Weed Control Results for the Iowa State University Weed Science Program report includes experiments and demonstrations conducted at several of the Iowa State University Research Farms and other producer fields in Iowa. Find current and past results below.

2022 Weed Control Results 2021 Weed Control Results 2020 Weed Control Results 2019 Weed Control Results 2018 Weed Control Results 2017 Weed Control Results 2016 Weed Control Results 2015 Results Not Available 2014 Weed Control Results 2013 Weed Control Results 2012 Weed Control Results 2011 Weed Control Results 2010 Weed Control Results 2009 Weed Control Results 2008 Weed Control Results 2007 Weed Control Results 2006 Weed Control Results 2005 Weed Control Results 2004 Weed Control Results 2003 Weed Control Results 2002 Weed Control Results