Commercial growing of asparagus.
United States.Agricultural Research Service.Plant Science Research Division.
United States.Entomology Research Division.
United States.Agricultural Research Service.Crops Research Division.Commercial growing of asparagus.
United States.Department of Agriculture.
Washington : U.S. Dept. of Agriculture,
1971]
Issued in 1970 by U.S. Agricultural Research Service, Crops Research Division.
Asparagus.