Browsing by Author "Powers, Le Roy"
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Item Crop Investigations on Peat Lands(Minnesota Agricultural Experiment Station, 1932-11) Hayes, H.K.; Arny, A. C.; Wilson, H. K.; Powers, Le RoyItem Crop Investigations on Sandy Lands(Minnesota Agricultural Experiment Station, 1932-11) Hayes, H.K.; Arny, A. C.; Wilson, H. K.; Powers, Le Roy