"A cooperative project of the Cooperative Extension Service, Kansas State University, and the Kansas Department of Health and Environment"--P. [4].
"Adapted for Kansas from material prepared for the Wisconsin and Minnesota Farm-A-Syst programs"--P. [4].
"This material is based upon work supported by the U.S. Department of Agriculture Extension Service, under special project number 91-EWQ1-9293"--P. [4].