Browsing by Author "Sojka, R. E."
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Item Soil Compaction And Crop Response In A Potato Crop Rotation(1980) Sojka, R. E.; Arnold, F. B.Item Soil Structure and Crop Production(North Dakota State University, 1978) Arnold, F. B.; Sojka, R. E.Item Sugarbeet Production Under Reduced Tillage Prospects And Problems(1980) Enz, John W.; Arnold, F. B.; Deibert, E. J.; Sojka, R. E.