The Agricultural Research Center of the United States Department of Agriculture.
Contributors: United States. Agricultural Research Service.
Edition: Rev. Aug. 1962.
Series: Agriculture information bulletin -- no. 189
Publisher: Agricultural Research Service, U.S. Dept. of Agriculture
Published: 1962
Place of publication: Washington, D.C
Language: eng
Number of pages: 42
Subjects: Beltsville Agricultural Research Center.; Agriculture -- Research -- United States.