The importance and improvement of the grain sorghums
By: by Carleton R. Ball
Contributors: United States. Bureau of Plant Industry
Series: Bulletin / U.S. Department of Agriculture. Bureau of Plant Industry -- no. 203; Bulletin (United States. Bureau of Plant Industry) -- no. 203.
Publisher: Govt. Print. Off.
Published: 1911
Place of publication: Washington, D.C
Language: eng
Number of pages: 45
Subjects: Sorghum
Notes: "Issued January 20, 1911."

"B.P.I.-620"--p. 7.