Ch. 9— Maintaining Biological Diversity in the United States • 247 



lization in Agriculture. Report No. 101 (Ames, 

 lA: 1984). 



7. Council for Agricultural Science and Technol- 

 ogy, Plant Germplasm Preservation and Utili- 

 zation in U.S. Agriculture, Report No. 106 

 (Ames, lA: 1985). 



8. Crawford, M., "Condor Recovery Effect Hurt 

 by Strategy Debate," Science 231:213-214, Jan. 

 17, 1986. 



9. Crumpacker, W.D., Potential Diversity and Cur- 

 rent Protection Status of Major Natural Ecosys- 

 tems in the United States: A Preliminary Report 

 to the Heritage Conservation and Recreation 

 Service (Washington, DC: U.S. Department of 

 the Interior, Heritage Conservation and Recre- 

 ation Service, 1979). 



10. Crumpacker, W.D., "Status and Trends of U.S. 

 Natural Ecosystems," OTA commissioned pa- 

 per, 1985. 



11. Crumpacker, W.D., University of Colorado, per- 

 sonal communication, June 1986. 



12. Davis, CD., "Natural Diversity for Future Gen- 

 erations: The Role of Wilderness," Proceedings 

 Natural Diversity in Forest Ecosystems Work- 

 shop, J.L. Cooley and J.H. Cooley (eds.) (Athens, 

 GA: University of Georgia, 1984). In: Crum- 

 packer, 1985. 



13. Drabelle, D., "The Endangered Species Pro- 

 gram," Audubon Wildlife Report, 1985 (New 

 York: National Audubon Society, 1985). 



14. Dresser, B., and Leibo, S., "Technologies To 

 Maintain Animal Germplasm," OTA commis- 

 sioned paper, 1986. 



15. Dunstan, P., assistant director. Sanctuary Pro- 

 gram, National Audubon Society, personal com- 

 munication, May 18, 1984. 



16. Falk, D., and Walker, K., "Networking To Save 

 Imperiled Plants," Garden, January-February 

 1986, pp. 2-6. 



17. Fernald, E.A., et al.. Guidelines for Identifica- 

 tion, Evaluation, and Selection of Biosphere Re- 

 serves in the United States, OES/ENR, U.S. Man 

 and the Biosphere Report No. 1 (Washington, 

 DC: U.S. Department of State, 1983). In: Crum- 

 packer, 1985. 



18. Fitzgerald, J., and Meese, G.M., Saving Endan- 

 gered Species (Washington, DC: Defenders of 

 Wildlife, 1986). 



19. Fitzhugh, H., Getz, W., and Baker, F., "Status 

 and Trends of Domesticated Animals," OTA 

 commissioned paper, 1985. 



20. Fowler, C, "Report on Grassroots Genetic Con- 

 servation Efforts," OTA commissioned paper, 

 1985. 



21. Greeter, S., South Carolina State Heritage Trust, 

 personal communication, Apr. 7, 1985. 



22. Gregg, W.P., and Fretz, P.R., "Biosphere Re- 

 serves: A Background Paper for the Task Force 

 on Conserving Gene Pools," unpublished U.S. 

 National Park Service report, 1986. 



23. Gulick, P., and van Sloten, D. H., Directory of 

 Germplasm Collections: Tropical and Subtrop- 

 ical Fruits and Tree Nuts (Rome: International 

 Board for Plant Genetic Resources, 1984). 



24. Halliday, J., and Baker, D., "Technologies To 

 Maintain Microbial Diversity," OTA commis- 

 sioned paper, 1985. 



25. Henson, E., "An Assessment of the Conserva- 

 tion of Animal Genetic Diversity at the Grass- 

 roots Level," OTA commissioned paper, 1985. 



26. Henson, E., 1985 North American Livestock 

 Census (Pittsboro, NC: American Minor Breeds 

 Conservancy, 1985). 



27. Hougas, R.W., "Plant Germplasm Policy," Plant 

 Genetic Resources: A Conservation Imperative, 

 C.W. Yeatman, D. Kafton, and G. Wilkes (eds.), 

 AAAS Selected Symposium 87:15-30 (Washing- 

 ton, DC: American Association for the Advance- 

 ment of Science, 1984). 



28. Hyland, H.L., "History of Plant Introduction in 

 the United States," C.W. Yeatman, D. Kafton, 

 and G. Wilkes (eds.), AAAS Selected Symposium 

 87: 5-14 (Washington, DC: American Associa- 

 tion for the Advancement of Science, 1984). 



29. International Sheep and Goat Institute, un- 

 titled pamphlet (Logan: Utah State University, 

 undated). 



30. Jenkins, R., science director, The Nature Con- 

 servancy's State Natural Conservancy Program, 

 personal communication, Feb. 6, 1987. 



31. Jones, B., Office of Endangered Species, Fish 

 and Wildlife Service, U.S. Department of the In- 

 terior, Washington, DC, personal communica- 

 tions, August 1986. 



32. Jordan, W., Peters, R., and Allen, E., "Ecologi- 

 cal Restoration as a Strategy for Conserving Bio- 

 diversity," OTA commissioned paper, 1986. 



33. Kafton, D., "The Cahfornia Gene Resource Con- 

 servation Program," C.W. Yeatman, D. Kafton, 

 and G. Wilkes (eds.) AAAS Selected Symposium 

 87:55-62 (Washington, DC: American Associa- 

 tion for the Advancement of Science, 1984). 



34. Kahn, R.P., "Plant Quarantine: Principles, Meth- 

 odology, and Suggested Approaches," Plant 

 Health and Quarantine in International Trans- 

 fer of Plant Genetic Resources, W.B. Hewitt and 

 L. Chiarappa (eds.) (Cleveland, OH: CRC Press, 

 1977). 



