1. Abernathy, G. H., and C. H. Herbel. 1973. A brush eradicating, basin pitting and seeding machine for arid and semiarid rangeland. J. Range Manage. 26:189–192.
2. Asay, K. H., and R. P. Knowles. 1985. Current status and future of introduced wheatgrasses and wildryes for rangeland improvement. p. 109–116. In J. R. Carlson, and E. D. McArthur (eds.) Symposium: Range plant improvement. Proceedings selected papers presented at 38th annual meeting, Society for Range Management. Denver, Colorado.
3. Barnes, R. F., P. R. Ball, R. W. Brougham, G. C. Marten, and D. J. Minson (eds.) 1985. Forage legumes for energy-efficient animal production. USDA Agric. Res. Serv., Washington, D.C.
4. Barrett-Lennard, E. G., C. V. Malcolm, W. R. Stern, and S. M. Wilkins (eds.) 1986. Forage and fuel production from salt affected wasteland. Reclamation and Revegetation Research.Vol. 5. Elsevier, New York.
5. Bement, R. E., R. D. Barmington, A. C. Everson, L. O. Hylton, and E. E. Remmenga. 1965. Seeding of abandoned croplands in the Central Great Plains. J. Range Manage. 18: 53– 59.