70 BULLETIN 1001, U. S. DEPARTMENT OF AGRICULTURE. 



7. Range Feeds. 



29. Cassidy, Jas., and O'Brine, David. Some Colorado Grasses and Their Chemical 



Analysis. Colo. Exp. Sta. Bull. 12, 1890. 



30. Griffiths, David. Native Pasture Grasses of the United States. Dept. Agri. 



Bull. 201, 1915. 



31. Hitchcock, A. S. The Genera of Grasses of the United States. Dept. Agri. Bull. 



772, 1920. 



There are many technical papers on the native grasses of the Western United States. 



32. Kennedy, P. B., and Doten, S. B. A Preliminary Report on the Summer 



Ranges of Western Nevada Sheep. Nev. Exp. Sta. Bull. 51, 1901. 



33. Kennedy, P. B. Summer Ranges of Eastern Nevada Sheep. Nev. Exp. Sta. 



Bull. 55, 1903. 



34. ■ and Dinsmore, S. C. Native Forage Plants and their Chemical Compo- 

 sition. Nev. Exp. Sta. Bull. 62, 1906. 



35. . Digestion Experiments "with Native Hay. Nev. Exp. Sta. Bull. 



64, 1907. 



36. ■ . Digestion Experiments on the Range. Nev. Exp. Sta. Bull. 



71, 1909. 



37. Knight, H. G., Hepner, F. E., and Nelson, Aven. Wyoming Forage Plants 



and their Chemical Composition. Wyo. Exp. Sta. Bull. 65, 70, 76, and 87, 

 1905, '06, '08, '11. 



38. Sampson, A. W. The Revegetation of Overgrazed Range Areas. For. Serv. 



Circ. 158, 1908. 



39. . Natural Revegetation of Depleted Mountain Grazing Lands. For. Serv. 



Circ. 169, 1909. 



40. . The Reseeding of Depleted Grazing Land3 to Cultivated Forage Plants. 



Dept. Agri. Bull. 4, 1918. 



41. — ■ . Natural Revegetation of Range Lands Based Upon the Growth Require- 



ments and Life History of the Vegetation. Journ. Ag. Research, Vol. 3, No. 2. 

 Nov. 16, 1914. 



42. ■ . Important Range Plants. Dept. Agr. Bull. 545, 1917. 



43. U. S. Forest Service, Office of Grazing Studies. Notes on National Forest 



Range Plants. Part I. Grasses. (Without number, not for distribution), 

 1914. 



44. Wooton, E. O. Grasses and Grasslike Plants of New Mexico. N. Mex. Exp. 



Sta. Bull. 81, 1912. 



45. . Carrying Capacity of Grazing Ranges in Southern Arizona. Dept. Agri. 



Bull. 367, 1916. 



8. Emergency Feeds. 



46. Forsling, C. L. Chopped Soapweed as Emergency Feed for Cattle on South- 



western Ranges. Dept. Agri. Bull. 745, 1919. 



47. Foster, Luther, and Humble, C. W. Range Cow Maintenance on Yucca 



and Sotol. N. Mex. Exp. Sta. Bull. 114, 1918. 



48. Griffiths, David. Feeding Prickly Pear to Stock in Texas. Bur. Animal 



Ind. Bull. 91, 1906. 



49. , and Hare, R. F. Prickly Pear and Other Cacti as Food for Stock. N. 



Mex. Exp. Sta. Bull. 60, 1906. 



50. Jones, J. M. and Conner, A. B. The Utilization of Yucca for the Main- 



tenance of Cattle. Tex. Exp. Sta. Bull. 240, 1918. 



51. Thornber, J. J. Native Cacti as Emergency Forage Plants. Ariz. Exp. Sta. 



Bull. 67, 1911. 



