Lee, C.Y.; Kastner, Curtis L.; Dikeman, Michael E.; Hunt, Melvin C.; Kropf, Donald H.; Lyon, M.; Fung, Daniel Y. C.(Kansas State University. Agricultural Experiment Station, 2011-02-09)
Highfill, C.M.; Font, O.E.; Kropf, Donald H.; Dikeman, Michael E.(Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2011-03-30)