Bowden, Robert L.; Shroyer, James P.; Roozeboom, Kraig L.; Claassen, M.M.; Evans, Patrick M.; Gordon, B.; Heer, B.; Janssen, K.; Long, James H.; Martin, J.; Schlegel, Alan J.; Sears, Rollin G.; Witt, Merle D.
(Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2013-09-03)