A study of methods in barley breeding
By: by H. V. Harlan, M. L. Martini, and Harland Stevens.
Contributors: Martini, Mary L.; Stevens, Harland, 1907-; United States. Dept. of Agriculture.
Series: Technical bulletin / United States Department of Agriculture -- no. 720; Technical bulletin (United States. Dept. of Agriculture) -- no. 720.
Publisher: U.S. Dept. of Agriculture
Published: 1940
Place of publication: Washington, D.C
Language: eng
Number of pages: 26
Subjects: Barley -- Genetics; Barley -- Breeding
Notes: Caption title.

"February 1940."