Lueschen, William E.Martin, Alex R.Furrer, John D.2019-08-082019-08-081981https://hdl.handle.net/11299/205436This archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu.enfarm applicators for weed controlropewick applicators for herbicidesroller applicatorsOther