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