• publisher: Washington, D.C. : U.S. Dept. of Agriculture, Bureau of Plant Industry
  • creator: United States. Bureau of Plant Industry
  • contributor: United States. Bureau of Plant Industry.
  • Keyword: Field crops. Field crops United States. Agriculture.
  • years: 1908-1913.
  • pages: 132 v. :
  • class: SB19
  • notes: At head of title: U.S. Department of Agriculture, Bureau of Plant Industry.
  • download: pdf file