Growing soybeans
Johnson, H.W., Cartter, J.L., Hartwig, E.E.
Growing soybeans - Washington 1959 - 1-12 p. - United States Department of Agriculture. Farmers Bulletin No. 2129 .
Soybeans
052:63(73)
Growing soybeans - Washington 1959 - 1-12 p. - United States Department of Agriculture. Farmers Bulletin No. 2129 .
Soybeans
052:63(73)