Shrub invasion of grassland: Recruitment is continuous and not regulated by herbaceous biomass or density

Ecology

Volumn 80, Issue 7, 1999, Pages 2385-2396

  Brown, Joel R ^a,b   Archer, Steve ^a  

^a TEXAS A AND M UNIVERSITY   (United States)

^b NEW MEXICO STATE UNIVERSITY   (United States)

Author keywords

Chloris cucullata; Competition of invasive woody plants in grasslands; Grazing; Photosynthesis; Plant invasion; Prosopis glandulosa; Savanna; Seedling establishment; Tree grass interactions; Woody; Xylem water potential

Indexed keywords

BIOMASS; DEFOLIATION; GRASSLAND; RECRUITMENT; SHRUB; SUCCESSION;

TEXAS; UNITED STATES;

CHLORIS CUCULLATA; PROSOPIS GLANDULOSA;

EID: 0032849312     PISSN: 00129658     EISSN: None     Source Type: Journal    
DOI: 10.1890/0012-9658(1999)080[2385:SIOGRI]2.0.CO;2     Document Type: Article

References (86)

1. Archer, S. 1989. Have Southern Texas savannas been converted to woodlands in recent history? American Naturalist 134:545-561.
2. _. 1994. Woody plant encroachment into southwestern grasslands and savannas: rates, patterns and proximate causes. Pages 13-68 in M. Vavra, W. Laycock, and R. Pieper, editors. Ecological implications of livestock herbivory in the West. Society for Range Management, Denver, Colorado, USA.
3. _. 1995a. Herbivore mediation of grass-woody plant interactions. Tropical Grasslands 29:218-235.
4. _. 1995b. Tree-grass dynamics in a Prosopis-thornscrub savanna parkland: reconstructing the past and predicting the future. Ecoscience 2:83-99.
5. 2? Climatic Change 29:91-99.
6. Baisan, C. H., and T. W. Swetnam. 1990. Fire history on a desert mountain range: Rincon Mountain Wilderness, Arizona, USA. Canadian Journal of Forest Research 20:1559-1569.
7. Ben-Sharer, R. 1992. The effects of bush clearance on African ungulates in a semiarid nature reserve. Ecological Applications 2:95-101.
8. 13C values of soil organic carbon and their use in documenting vegetation change in a subtropical savanna ecosystem. Geoderma 82:5-41.
9. Bragg, T. B., and L. C. Hulbert. 1976. Woody plant invasion of unburned Kansas bluestem prairie. Journal of Range Management 29:19-23.
10. Bragg, W. K., A. K. Knapp, and J. M. Briggs. 1993. Comparative water relations of seedling and adult Quercus species during gallery forest expansion in tallgrass prairie. Forest Ecology and Management 56:29-41.
11. Brown, A. L. 1950. Shrub invasions of southern Arizona desert grasslands. Journal of Range Management 3:172-177.
12. Brown, J. H., T. J. Valone, and C. G. Curtin. 1997. Reorganization of an arid ecosystem in response to recent climate change. Proceedings National Academy of Science 94:9729-9733.
13. Brown, J. R., and S. Archer. 1987. Woody plant seed dispersal and gap formation in a North American subtropical savanna woodland: the role of domestic herbivores. Vegetatio 73:73-80.
14. Brown, J. R., and S. Archer. 1989. Woody plant invasion of grasslands: establishment of honey mesquite (Prosopis glandulosa var. glandulosa) on sites differing in herbaceous biomass and grazing history. Oecologia 80:19-26.
15. Brown, J. R., and S. Archer. 1990. Water relations of a perennial grass and seedling vs. adult woody plants in a subtropical savanna, Texas. Oikos 57:366-374.
16. Brown, J. R., and J. Carter. 1998. Spatial and temporal patterns of exotic shrub invasion in an Australian tropical grassland. Landscape Ecology 13:93-103.
17. Burton, P. J., and F. A. Bazzaz. 1991. Tree seedling emergence on interactive temperature and moisture gradients and in patches of old-field vegetation. American Journal of Botany 78:131-149.
18. Bush, J. K., and O. W. van Aukcn. 1989. Soil resource levels and competition between a woody and herbaceous species. Bulletin Torrey Botanical Club 116:22-30.
19. 4 grass. Ecology 76:1603-1609.
20. Carter, J. O. 1994. Acacia nilotica: a tree legume out of control. Pages 338-351 in Gutteridge, R. C., and Shelton, H. M., editors. Forage tree legumes in tropical agriculture. CAB International, Wallingford, Oxford, UK.
21. Carter, M. G. 1964. Effects of drouth on mesquite. Journal of Range Management 17:275-276.
22. Correll, D. S., and M. C. Johnston. 1979. Manual of the vascular plants of Texas. University of Texas at Dallas, Richardson, Texas, USA.
23. Covington, W. W., and M. M. Moore. 1994. Southwestern ponderosa forest structure: changes since Euro-American settlement. Journal of Forestry 92:39-47.
24. Davis, R. B., and R. L. Spicer. 1965. Status of the practice of brush control in the Rio Grande Plain. Texas Parks and Wildlife Department, Austin, Texas, USA.
25. De Steven, D. 1991a. Experiments on mechanisms of tree establishment in old-field succession: seedling emergence. Ecology 72:1066-1075.
26. _. 1991b. Experiments on mechanisms of tree establishment in old-field succession: seeding survival and growth. Ecology 72:1076-1088.
27. Distel, R. A., D. V. Peláez, R. M. Boo, M. D. Mayor, and O. R. Elía. 1996. Growth of Prosopis caldenia seedlings in the field as related to grazing history of the site and in a greenhouse as related to different levels of competition from Stipa tenuis. Journal of Arid Environments 32:251-257.
28. Fisher, C. E. 1950. The mesquite problem in the southwest. Journal of Range Management 3:60-70.
29. Goerner, C. A. 1993. Aboveground interference, litter and light quality influence on Prosopis glundulosa var. glandulosa establishment in grasslands. Thesis, Texas A&M University, College Station, Texas, USA.
30. Goldberg, D. A., and P. A. Werner. 1983. Effects of size of opening in vegetation and litter cover on seedling establishment of goldenrod. Oecologia 60:149-155.
31. Gordon, D. R., J. M. Welker, J. W. Menke, and K. J. Rice. 1989. Competition for soil water between nnual plants and blue oak (Quercus douglasii) seedlings. Oecologia 79: 533-541.
32. Grover, H. D., and H. B. Musick. 1990. Shrubland encroachment in southern New Mexico, USA: an analysis of desertification processes in the American southwest. Climatic Change 17:305-330.
33. Haas, R. H., R. E. Meyer, C. J. Scifres, and J. H. Brock. 1973. Growth and development of mesquite. Pages 10-19 in C. J. Scifres, R. W. Bovey, C. E. Fisher, G. O. Hoffman, and R. D. Lewis, editors. Mesquite: growth and development, management, economics, control, uses. Texas Agricultural Experiment Station, College Station, Texas, USA.
34. Harper, J. L. 1977. The population biology of plants. Academic Press, New York, New York, USA.
35. Harrington, G. N. 1991. EFfects of soil moisture on shrub seedling survival in a semi-arid grassland. Ecology 72: 1138-1149.
36. Heitschmidt, R. K., and J. W. Stuth, editors. 1991. Grazing management: an ecological perspective. Timberline Press, Portland, Oregon, USA.
37. Hennessy, J. T. R. P. Gibbens, and J. M. Tremble. 1983. Vegetation changes from 1935 to 1980 in mesquite dune lands and former grasslands of southern New Mexico. Journal of Range Management 36:370-374.
38. Humphrey, R. R., and L. A. Mehrhoff. 1958. Vegetation change on a southern Arizona grassland range. Ecology 39: 720-726.
39. Keppel, G. 1982. Design and analysis: a researcher's handbook. Prentice-Hall, Englewood Cliffs, New Jersey, USA.
40. Le Houerou, H. N., and J. Norwine. 1988. The ecoclimatology of South Texas. Pages 417-444 in E. E. Whitehead, C. F. Hutchinson, B. N. Timmesman, and R. G. Varady, editors. Arid lands: today and tomorrow Westview Press, Boulder, Colorado, USA.
41. adany, M. H., and N. E. West. 1983. Livestock grazing -fire regime interactions within montane forests of Zion National Park, Utah. Ecology 64:661-667.
42. Maguire, D. A., and R. T. T. Forman. 1983. Herb cover effects on tree seedling patterns in a mature hemlock -hardwood forest. Ecology 64:1367-1380.
43. Martinez, E., and E. Fuentes. 1993. Can we extrapolate the California model of grassland-shrubland ecotone? Ecological Applications 3:417-423.
44. McEvoy, P. B. 1984. Dormancy and dispersal in dimorphic achenes of tansey ragwort Scencio jocoboea L. (Compositae). Oecologia 61:160-168.
45. McPherson, G. R. 1993. Effects of herbivory and herb interference on oak establishment in a semi-arid temperate savanna. Journal of Vegetation Science 4:687-692.
46. _. 1997. Ecology and management of North American savannas. University of Arizona Press, Tucson, Arizona, USA.
47. McPherson, G. R., and H. A. Wright. 1990. Effects of cattle grazing and Juniperus pinchotii canopy cover on herb cover and production in western Texas. American Midland Naturalist 123:144-151.
48. Meyer, R. E., and R. W. Bovey. 1982. Establishment of honey mesquite and huisache on a native pasture. Journal of Range Management 35:548-550.
49. Neilson, R. P., and L. H. Wullstein. 1985. Comparative drought physiology and biogeography of Quercus gambelii and Quercus turbinella. American Midland Naturalist 114: 259-271.
50. O'Connor, T. G. 1993. The influence of rainfall and grazing on the demography of some African savanna grasses: a matrix modelling approach. Journal of Applied Ecology 30: 119-132.
51. _. 1995a. Acacia karoo invasion of grassland: environmental and biotic effects influencing seedling emergence and establishment. Oecologia 103:214-223.
52. _. 1995b. Transformation of a savanna grassland by drought and grazing. African Journal of Range and Forage Science 12:53-60.
53. Paulsen, N. A. 1950. Mortality of velvet mesquite seedlings. Journal of Range Management 3:281-286.
54. 4 grass Schizachyrhiuim and grassland invader Prosopis. Ecology 75: 976-988.
55. 2 concentrations? Pages 177-195 in C. Korner and F. A. Bazzaz, editors. Carbon dioxide, populations and communities. Academic Press, San Diego, California, USA.
56. Sands, R., and Sandian-Nambiar, E. K. 1984. Water relations of Pinus radiata in competition with weeds. Canadian Journal of Forest Research 14:233-237.
57. Savage, M., and T. W. Swetnam. 1990. Early 19th-century fire decline following sheep pasturing in a Navajo ponderosa pine forest. Ecology 71:2374-2378.
58. Schlesinger, W. H., J. F. Reynolds, G. L. Cunningham, L. F. Huenneke, W. M. Jarrell, R. A. Virginia, and W. G. Whitford. 1990. Biological feedbacks in global desertification. Science 24:1043-1048.
59. Schmidt, T. L., and J. Stubbendieck. 1993. Factors influencing eastern redcedar seedling survival on rangeland. Journal of Range Management 46:448-451.
60. Scholander, P. F., H. T. Hammel, E. D. Bradstreet, and E. A. Hemmingsen. 1965. Sap pressure in vascular plants. Science 148:339-345.
61. Scholes, R. J., and S. Archer. 1997. Tree-grass interactions in savannas. Annual Review of Ecology & Systematics 28: 517-544.
62. Schultz, A. M., J. L. Launchbaugh, and H. H. Biswell. 1955. Relationship between grass density and brush seedling survival. Ecology 36:226-238.
63. Scifres, C. J. 1980. Brush management: principles and practices for Texas and the Southwest. Texas A&M University Press, College Station, Texas, USA.
64. Scifres, C. J., and J. H. Brock. 1969. Moisture-temperature interrelations in germination and early seedling development of mesquite. Journal of Range Management 22:334-337.
65. Scifres, C. J., and R. R. Hahn. 1971. Response of honey mesquite seedlings to top removal. Journal of Range Management 24:396-398.
66. Scifres, C. J., W. T. Hamilton, J. M. Inglis, and J. R. Conner. 1983. Development of integrated brush management systems (IBMS): decision-making processes. Pages 97-104 in K. W. McDaniel, editor. Proceedings Brush Management Symposium, Texas Tech Press, Lubbock, Texas, USA.
67. Simpson, B. B., editor. 1977. Mesquite: its biology in two desert scrub ecosystems. Halstead Press. New York, New York, USA.
68. Smeins, F. E., and L. B. Merrill. 1988. Long-term change in semi-arid grassland. Pages 101-114 in B. B. Amos and F. R. Gehlback, editors. Edwards Plateau vegetation. Baylor University Press, Waco, Texas, USA.
69. Smith, D. A., and E. M. Schmutz. 1975. Vegetative changes on protected versus grazed desert grassland range in Arizona. Journal of Range Management 28:453-457.
70. Snedecor, G. W., and W. G. Cochran. 1980. Statistical methods. Iowa State University Press, Des Moines, Iowa, USA.
71. Towne, G., and C. Owensby. 1984. Long-term effects of annual burning at different dates in ungrazed Kansas tall-grass prairie. Journal of Range Management 37:392-396.
72. Turner, R. M. 1990. Long-term vegetation change at a fully protected Sonoran Desert site. Ecology 71:464-477.
73. USDA. 1979. Soil survey of Jim Wells County, Texas. United States Department of Agriculture - Soil Conservation Service, Temple, Texas, USA.
74. van Auken, O. W., and J. K. Bush. 1987. Influence of plant density on the growth of Prosopis glandulosa var. glandulosa and Buchloe dactyloides. Bulletin of the Torrey Botanical Club 114:393-401.
75. van Auken, O. W., and J. K. Bush. 1988. Competition between Schizachyrium scoparium and Prosopis glandulosa. American Journal of Botany 75:782-789.
76. van Auken, O. W., and J. K. Bush. 1989. Prosopis glandulosa growth: influence of nutrients and simulated grazing of Bouteloua curtipendula. Ecology 70:512-516.
77. van Auken, O. W., and J. K. Bush. 1997. Growth of Prosopis glandulosa in response to changes in ahoveground and belowground interference. Ecology 78:1222-1229.
78. van Bavel, C. M. H. 1958. Measurement of soil moisture content by the neutron scattering method. USDA Research Service Bulletin 4124, Beltsville, Maryland, USA.
79. Watson, I. W., D. G. Burnside, and A. M. Holm. 1996. Event-driven or continuous: which is the better model for managers? The Rangeland Journal 18:351-369.
80. Watson, I. W., M. Westoby, and A. M. Holm. 1997. Continuous and episodic components of demographic change in arid zone shrubs: models of two Eremophila species from western Australia compared with published data on other species. Journal of Ecology 85:833-846.
81. Weltzin, J. F., S. Archer, and R. K. Heitschmidt. 1997. Small mammal regulation of vegetation structure in a temperate savanna. Ecology 78:751-763.
82. Weltzin, J., S. Archer, and R. Heitschmidt. 1998. Defoliation and woody plant (Prosopis glandulosa) seedling establishment: potential vs. realized herbivory tolerance. Plant Ecology, in press.
83. Weltzin, J. F., and G. R. McPherson. 1997. Spatial and temporal soil moisture resource partitioning by trees and grasses in a temperate savanna, Arizona, USA. Oecologia 112: 156-164.
84. Wiegand, T., S. J. Milton, and C. Wissel. 1995. A simulation model for a shrub ecosystem in the semiarid Karoo, South Africa. Ecology 76:2205-2221.
85. Williams, K., and R. J. Hobbs. 1989. Control of shrub establishment by springtime soil water availability in an annual grassland. Oecologia 81:62-66.
86. Wright, H. A., S. C. Bunting, and L. F. Neuenschwander. 1976. Effect of fire on honey mesquite. Journal of Range Management 29:467-471.