Commercial growing of asparagus - United States. Agricultural Research Service. Crops Research Division; Thompson, Ross C. (Ross Calvin), 1896-; United States. Entomology Research Division (Washington] U.S. Dept. of Agriculture; [for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1968)
Supersedes Asparagus culture, by R. C. Thompson, issued as Farmers' bulletin no. 1646.
Keywords: Asparagus