• Creator
  • Smith, Edwin; Adams, David; Wright, T. R. (Theodore R.), 1915-; United States. Bureau of Plant Industry, Soils, and Agricultural Engineering
  • Publisher
  • Beltsville, Md. :U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering,1949
  • Description
  • No.211.