Browsing Extension Series Publications by Author "Helm, James"
Now showing items 1-2 of 2
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Alfalfa management in North Dakota
Meyer, Dwain W.; Helm, James; Meyer, Dwain W.; Helm, James (North Dakota State University, 1994) -
Equivalent Weights of Grain and Oilseeds
Hirning, Harvey; Hellevang, Ken; Helm, James; Hirning, Harvey; Hellevang, Ken; Helm, James (North Dakota State University, 1987)