Browsing AE Series - Agricultural Engineering / ABEN by Author "Hirning, Harvey"
Now showing items 1-2 of 2
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Equivalent Weights of Grain and Oilseeds
Hirning, Harvey; Hellevang, Ken; Helm, James; Hirning, Harvey; Hellevang, Ken; Helm, James (North Dakota State University, 1987) -
Ground coupled heat pumps
Vogel, Lambert; Hirning, Harvey; Vogel, Lambert; Hirning, Harvey (North Dakota State University, 1986)