The Agricultural Research Center of the United States Department of Agriculture
Series: Agriculture information bulletin -- no. 189; Agriculture information bulletin -- no. 189.
Publisher: Agricultural Research Service, U.S. Department of Agriculture
Published: 1958
Place of publication: Washington, D.C
Language: eng
Number of pages: 46
Subjects: Agricultural Research Center (Beltsville, Md.)
Notes: "This publication is a revision of and supersedes Agriculture handbook no. 43 of the same title."