Browsing Agricultural Experiment Station & Extension Service by Author "Utter, R.A."
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Tillage System Influence on Earthworms (Lumbicidae) in North Dakota
Schwert, D.P.; Utter, R.A.; Deibert, E.J.; Schwert, D.P.; Utter, R.A.; Deibert, E.J. (North Dakota State University, 1991) -
Tillage System, Crop Rotation and Environmental Stress on Spring Wheat Development
Utter, R.A.; Delbert, E.J.; Utter, R.A.; Delbert, E.J. (North Dakota State University, 1990)