Effect of potash on grade, shape, and yield of certain varieties of sweetpotatoes grown in South Carolina
By: by Victor R. Boswell, J.H. Beattie, and J.D. McCowan [e.g. J.M. McCown]
Contributors: Beattie, James H. (James Herbert), b. 1882; McCown, J. M. (John McDowell), 1884-
Series: Circular / United States Department of Agriculture -- no. 498; Circular (United States. Dept. of Agriculture) -- no. 498.
Publisher: U.S. Dept. of Agriculture
Published: 1938
Place of publication: Washington, D.C
Language: eng
Number of pages: 24
Subjects: Sweet potatoes; Potassium fertilizers; Fertilizers
Notes: Caption title.

"Contribution from Bureau of Plant Industry."

Bibliography: p. 23.