Undersander et al., 2003. In: Alternative Field Crop Manual, University of Wisconsin-Exension, Cooperative Extension
Document reference
Undersander, D. J. ; Smith, L. H. ; Kaminski, A. R. ; Kelling, K. A. ; Doll, J. D., 2003. Sorghum forage. In: Alternative Field Crop Manual, University of Wisconsin-Exension, Cooperative Extension