Soybean diseases /
Johnson, Howard W.(Howard Wilfred),1901-
Chamberlain, Donald W.(Donald William),1905-
Lehman, Samuel George,1887-
United States.Department of Agriculture.
Washington, D.C. : U.S. Dept. of Agriculture,
1955.
"Revision of and supersedes Farmers' bulletin 1937, Soybean diseases and their control."
Soybean