Behrens, R.Otto, H. J.Robinson, R. G.Justin, J. R.Andersen, R. N.2019-07-292019-07-291964https://hdl.handle.net/11299/204941This archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu.encultural chemical weed control field cropsherbicidesfarm sprayer calibrationOther