Jornada Bibliography

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Filters: Author is R.S. Campbell and Keyword is black grama  [Clear All Filters]
Government Report
Campbell R.S., Crafts E.C..  1939.  How to keep and increase black grama on Southwestern ranges. U.S. Department of Agriculture, Leaflet No. 180. :8.
Journal Article
Campbell R.S., Canfield R.H..  1928.  An improved pair of shears for clipping studies on quadrats. Ecology. 9:107-108.
Campbell R.S..  1935.  Management of black grama ranges. American Hereford Journal. 26:74-76.
Report
Campbell R.S., Crafts E.C..  1938.  Tentative range utilization standards; black grama (Bouteloua eriopoda). USDA, Forest Service, Southwest Forest and Range Experimental Station. :4.