Results of field crop, shelterbelt, and orchard investigations at the United States dry land field station, Ardmore, S.Dak., 1911-32
Mathews, O.R., Clark, V.I.
Results of field crop, shelterbelt, and orchard investigations at the United States dry land field station, Ardmore, S.Dak., 1911-32 - Washington 1937 - 1-48 p. - Land, Field United States Department of Agriculture. Circular No. 421 .
Results of field crop, shelterbelt, and orchard investigations at the United States dry land field station, Ardmore, S.Dak., 1911-32 - Washington 1937 - 1-48 p. - Land, Field United States Department of Agriculture. Circular No. 421 .