Demography and population viability of an endangered plant species before and after protection from trampling

Conservation Biology

Volumn 11, Issue 4, 1997, Pages 990-999

  Maschinski, Joyce ^a,b,c   Frye, Robert ^a,b   Rutman, Sue ^a,b  

^a The Arboretum at Flagstaff   (United States)

^b 2601 West Airport Drive   (United States)

^c Organ Pipe Cactus National Monument   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

DEMOGRAPHY; ENDANGERED PLANT; FENCING; POPULATION VIABILITY; SENTRY MILK-VETCH; TRAMPLING;

ASTRAGALUS CREMNOPHYLAX; ASTRAGALUS CREMNOPHYLAX CREMNOPHYLAX; FABACEAE; VICIA;

EID: 0030791607     PISSN: 08888892     EISSN: None     Source Type: Journal    
DOI: 10.1046/j.1523-1739.1997.96159.x     Document Type: Article

References (36)

1. Aplet, G. H., R. D. Laven, and R. D. Shaw. 1994. Application of transition matrix models to the recover)1 of the rare Hawaiian slirub, Tetramolopium areiicirititn (Asteraceae). Natural Areas Journal 14: 99-106.
2. Bameby, R. C. 1964. Atlas of North American Astragalus. Part II, Memoirs of the New York Botanical Garden 13:1005.
3. Bierzychudek, P. 1982. The demography of jack-in-the-pulpit, a forest perennial that changes sex. Ecological Monographs 52:335-351.
4. Caswell, H. 1989. Matrix population models: construction, analysis, and interpretation. Sinauer Association, Sunderland, Massachusetts.
5. Everitt, B. S. 1977. The analysis of contingency tables. Chapman and Hall, London.
6. Person, S. 1990. RAMAS/stage user manual: Generalized stage-based modeling for population dynamics. Applied Biomathematics, New York.
7. Ginzburg, L. R., L. B. Sobodkin, K.Johnson, and A. G. Bindman. 1982. Quasiextinction probabilities as a measure of impact on population growth. Risk Analysis 2:171-181.
8. Goodman, D. 1987. The demography of chance extinction. Pages 11-34 In M. E. Soule, editor. Viable populations for conservation. Cambridge University Press, Cambridge, England.
9. Groenendael, J. M. van, H. de Kroon, and H. Caswell.1988. Projection matrices in population biology. Trends in Ecology' and Evolution 3: 264-269.
10. Haig, S. M., J. R. Belthoff, and D. H. Allen. 1993. Population viability analysis for a small population of red-cockaded woodpeckers and an evaluation of enhancement strategies. Conservation Biology 7: 289-301.
11. Hanson, F. B., and H. C. Tuckwell. 1978. Persistence times of populations with large random fluctuations. Theoretical Population Biology 14:46-61.
12. Harcourt, A. H. 1995. Population viability estimates: theory and practice for a wild gorilla population. Conservation Biology 9: 134-142.
13. Kuss, F. R. 1986. A review of major factors influencing plant responses to recreation impacts. Environmental Management 10:637-650.
14. Lande, R. and S. H. Orzack. 1988. Extinction dynamics of age-structured populations in a fluctuating environment. Proceedings of the National Academy of Sciences, U.S.A. 85:7418-7421.
15. Leigh, E. G., Jr. 1981. The average lifetime of a population in a variable environment. Journal of Theoretical Biology 90:213-239.
16. Mace, G. M., and R. Lande. 1991. Assessing extinction threats: toward a reevaluation of IUCN threatened species categories. Conservation Biology 5:148-157.
17. Maschinski, J. 1990. Reintroduction of Astragalus cremnopbylax var. cremnopbylax. Report. U.S. Fish and Wildlife Service, Phoenix, Arizona.
18. Maschinski, J. 1991. Reintroduction of Astragalus cremnopbylax vat. cremnopbylax. Report. U.S. Fish and Wildlife Sen-ice, Phoenix, Arizona.
19. Maschinski, J. 1992. Surveys for sentry milk-vetch Astragalus cremnopbylax var. cremnopbylax in Grand Canyon National Park. Report. U.S. Fish and Wildlife Service, Phoenix, Arizona.
20. Maschinski, J., and S. Rutman. 1993. The price of waiting may be too high: Astragalus cremnopbylax var. cremnopbylax at Grand Canyon National Park. Pages 181-187 in B. Sivinski and K. Lightfoot, editors. Proceedings of the southwestern rare and endangered plant conference. New Mexico Forestry and Resources Conservation, No. 2.
21. McCarthy, M. A., D. C. Franklin, and M. A. Burgman. 1994. The importance of demographic uncertainty: an example from the helmeted honeyeater Lichenostomus melanops cassidix. Biological Conservation 67:135-142.
22. Menges, E.S. 1990. Population viability analysis for an endangered plant. Conservation Biology 4:52-62.
23. Menges, E. S. 1991. The application of minimum viable population theory to plants. Pages 45-61 in D. A. Falk and K. E. Holsinger, editors. Genetics and conservation of rare plants. Oxford University Press. New York.
24. Phillips. A. M., III, B. G. Phillips, N. Brian, L. T. Green, and J. Mazzoni. 1982. Status report: Astragalus cremnopbylax Barneby. U.S. Fish and Wildlife Service, Albuquerque.
25. Rowlands, P. G. 1993. Forecasting visitation at Grand Canyon National Park using time series analysis. Technical Report NPS/NAUGRCA/ NRTR- 93/03. Cooperative Park Studies Unit, Flagstaff, Arizona.
26. Schemske, D. W., B. C. Husband, M. H. Ruckelshaus, C. Goodwillie, I.M. Parker, and J.G. Bishop. 1994. Evaluating approaches to the conservation of rare and endangered plants. Ecology 75:584-606.
27. Shaffer, M. L. 1981. Minimum population sizes for species conservation. BioScience 31:131-134.
28. Sokal, R. R., and F. J. Rohlf. 1981. Biometry. Second ed. W.F. Freeman, San Francisco.
29. Sun, D., and M. J. Liddle. 1993. The morphological responses of some Australian tussock grasses and the importance of tiller number in their resistance to trampling. Biological Conservation 65:43-49.
30. Thomas, L. P., and G. D. Wilson. 1992. Effect of experimental trampling on the federally endangered species, Lesquerella filiformis Rollins, at Wilson's Creek National Battlefield, Missouri. Natural Areas Journal 12:101-105.
31. Travis, S. E., J. Maschinski, and P. Keim. 1996. An analysis of genetic variation in Astragalus cremnopbylax var. cremnopbylax, a critically-endangered plant, using AFLP markers. Molecular Ecology 5: 735-745.
32. U.S. Fish and Wildlife Service. 1990. Endangered and threatened wildlife and plants; determination of endangered status for the plant Astragaltis cremnopbylax var. cremnopbylax (sentry milk-vetch). Federal Register 55:50184-50187.
33. Waite, S., and M. J. Mulchings. 1991. The effects of different management regimes on the population dynamics of Ophrys spegodes: analysis and description using matrix models. Pages 161-175 in T. C. E. Wells and J. H. Willems, editors. Population ecology of terrestrial orchids. Academic Publishing bv, The Hague, The Netherlands.
34. Walsh, P. D., Akcakaya, H. R., Burgman, M., and H. A. Harcourt. 1995. PVA in theory and practice. Conservation Biology 9:704-710.
35. Warren, K. 1993. Sentry milkvetch Astragalus cremnopbylax var. cremnophylax Monitoring Handbook. Report. Grand Canyon National Park, Grand Canyon, Arizona.
36. Winer, B. J., D. R. Brown, and K. M. Michels. 1991. Statistical principles in experimental design. McGraw-Hill, New York.