Experiments with wheat, oats, and berley in South Dakota
Champlin, Manley
Experiments with wheat, oats, and berley in South Dakota - Washington 1914 - 1-37 p. - Experiments, Wheat, Oats Bulletin of the United States Department of Agriculture. No. 39 .
Experiments with wheat, oats, and berley in South Dakota - Washington 1914 - 1-37 p. - Experiments, Wheat, Oats Bulletin of the United States Department of Agriculture. No. 39 .