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-; Southwestern Forest and Range Experiment Station (Tucson, Ariz.); United States. Department of Agriculture
Edition: Rev. ed.
Series: U.S. Department of Agriculture leaflet -- no. 180; Leaflet (United States. Dept. of Agriculture) -- no. 180.
Publisher: U.S. Dept. of Agriculture
Published: 1948
Place of publication: Washington]
Language: eng
Subjects: Black grama grass; Range management
Notes: "July 1948"--P. 2.

"Revised by the Southwestern Forest and Range Experiment Station."--P. 2.