The Agricultural Research Center of the United States Department of Agriculture.
Contributors: United States. Dept. of Agriculture.
Edition: Rev. Nov. 1966.
Series: Agriculture information bulletin -- no. 189.
Publisher: Agricultural Research Service, U.S. Dept. of Agriculture
Published: 1966
Place of publication: Washington, D.C
Language: eng
Number of pages: 37
Subjects: Beltsville Agricultural Research Center.