How to keep and increase black grama on southwestern ranges
By: [by R.S. Campbell and Edward C. Crafts]
Contributors: Crafts, Edward C. (Edward Clayton), 1910-; United States. Department of Agriculture
Series: U.S. Department of Agriculture leaflet -- no. 180; Leaflet (United States. Dept. of Agriculture) -- no. 180.
Publisher: U.S. Dept. of Agriculture
Published: 1939
Place of publication: Washington, D.C
Language: eng
Subjects: Black grama grass; Range management; Forage grasses; Forage production; Bouteloua eriopoda
Notes: Cover title.

"Issued January 1939"--P. 2.