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Korean lespedeza in rotations of crops and pastures
W. C. Etheridge, C. A. Helm · University of Missouri, College of Agriculture, Agricultural Experiment Station
22 sayfa · 1936
Crop rotation / Lespedeza
Korean lespedeza in Missouri
W. C. Etheridge, C. A. Helm, B. M. King · University of Missouri, College of Agriculture, Agricultural Experiment Station
14 sayfa · 1930
Lespedeza
A classification of soybeans
W. C. Etheridge, C. A. Helm, B. M. King · University of Missouri, College of Agriculture, Agricultural Experiment Station
51 sayfa · 1929
Soybean / Classification
Winter barley
W. C. Etheridge, C. A. Helm, E. Marion Brown · University of Missouri, College of Agriculture, Agricultural Experiment Station
28 sayfa · 1935
Barley