Community-level competition between five Namaqualand pioneer plant species

South African Journal of Botany

Volumn 63, Issue 1, 1997, Pages 1-3

  Rosch H ^a   Van Rooyen, M W ^a   Theron, G K ^a  

^a UNIVERSITY OF PRETORIA   (South Africa)

Author keywords

Community level competition; competitive ability; competitive hierarchy; relative yield per plant

Indexed keywords

ABUNDANCE; INTERSPECIFIC COMPETITION; PLANT COMMUNITY;

SOUTH AFRICA, NORTHERN CAPE PROVINCE, NAMAQUALAND;

ASTERACEAE; BRASSICACEAE; DIMORPHOTHECA SINUATA; HELIOPHILA VARIABILIS; ONCOSIPHON GRANDIFLORUM; SENECIO ARENARIUS; URSINIA CAKILEFOLIA;

EID: 0030619760     PISSN: 02546299     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0254-6299(15)30685-2     Document Type: Article

References (30)

1. AARSSEN, L.W. 1983. Ecological combining ability and competitive combining ability in plants: Towards a general evolutionary theory of coexistence in systems of competition. Am. Nat. 122: 707-731.
2. BARBOUR, M.G., BURK, J.H. & PITTS, W.T. 1987. Terrestrial plant ecology, 2nd edn. Benjamin/Cummings, California.
3. BENEKE, K., VAN ROOYEN, M.W. & THERON, O.K. 1992a. Fruit polymorphism in ephemeral species of Namaqualand. 5. Intramorphic competition among plants cultivated from dimorphic diaspores. S. Afr. J. Bot. 58: 461-468.
4. BENEKE, K., VAN ROOYEN, M.W. & THERON, G.K. 1992b. Fruit polymorphism in ephemeral species of Namaqualand. 6. Intermorphic competition among plants cultivated from dimorphic diaspores. S. Afr. J. Bat. 58: 469-477.
5. DURALIA, T.E. & READER, R.J. 1993. Does abundance reflect competitive ability?: A field test with three prairie grasses. Oikos 68: 82-90.
6. GAUDET, C.L. & KEDDY, P.A. 1988. A comparative approach to predicting competitive ability from plant traits. Nature 334: 242-243.
7. GOLDBERG, D.E. 1994. Influence of competition at community level: an experimental version of the null models approach. Ecology 75: 1503-1506.
8. GOLDBERG, D.E. & BARTON, A.M. 1992. Patterns and consequences of interspecific competition in natural plant communities: a review of field experiments with plants. Am. Nat. 139: 771-801.
9. HARA, T. 1993. Mode of competition and size-structure dynamics in plant communities. Pl. Species Biol. 8: 75-84.
10. HEWITT, E.J. 1952. Sand and water culture methods used in the study of plant nutrition. Farnham Royal, Bucks, Commonwealth Agricultural Bureau.
11. HUSTON, M.A. & DEANGELIS, D.L. 1994. Competition and coexistence: the effects of resource transport and supply rates. Am. Nat. 144: 954-977.
12. KEDDY, P.A. 1989. Competition. Chapman and Hall, London.
13. LOVEGROVE, B. 1993. The living deserts of southern Africa. Fernwood Press, Vlacberg.
14. LUSCHER, A., CONNOLLY, J. & JACQUARD, P. 1992. Neighbour specificity between Lolium perenne and Trifolium repens from a natural pasture. Oecologia 91: 404-409.
15. LUSCHER, A. & JACQUARD, P. 1991. Coevolution between interspecific plant competitors? Trends Ecol. Evolut. 11: 355-358.
16. OOSTHUIZEN, M.A. 1994. The effect of competition on three Namaqualand ephemeral plant species. MSc dissertation. University of Pretoria, Pretoria.
17. OOSTHUIZEN, M.A., VAN ROOYEN, M.W. & THERON, O.K. 1996. A replacement-series evaluation of competition between three Namaqualand ephemeral plant species. S. Afr. J. Bot. 62: 342-345.
18. RÖSCH, H., VAN ROOYEN, M.W. & THERON, G.K. 1996a. Predicting competitive effect of fifteen Namaqualand pioneer plant species by using plant traits. (in prep.).
19. ROSCH, H., VAN ROOYEN, M.W. & THERON, O.K. 1996b. Competitive effect and response of ten Namaqualand pioneer plant species at two nutrient levels. (in prep.).
20. SHIPLEY, B. & KEDDY, P.A. 1994. Evaluating evidence for competitive hierarchies in plant communities. Oikos 69: 340-345.
21. SILVERTOWN, J. & DALE, P. 1991. Competitive hierarchies and the structure of herbaceous plant communities. Oikos 61: 441-444.
22. SILVERTOWN, J.W. & LOVETT DOUST, J. 1993. Introduction to plant population biology. Blackwell Scientific Publications, Oxford.
23. STEYN, A.G.W., SMITH, C.F. & DU TOIT, S.H.C. 1987. Moderne statistiek in die praktyk, 4th edn. Sigma-Press, Pretoria.
24. VAN ROOYEN, M.W. & GROBBELAAR, N. 1982. Saadbevolkings in die grond van die Hester Malan-natuurreservaat in die Namakwa-landse Gebroke Veld. S. Afr. J. Bot. 1: 41-50.
25. VAN ROOYEN, M.W. 1988. Ekofisiologiese studies van die efemere van Namakwaland. Ph.D. thesis. University of Pretoria, Pretoria.
26. VAN ROOYEN, M.W., THERON, G.K. & GROBBELAAR, N. 1990. Life form and dispersal spectra of the flora of Namaqualand, South Africa. J. Arid Envir. 19: 133-145.
27. VAN ROOYEN, M.W., GROBBELAAR. N., THERON, O.K. &VAN ROOYEN, N. 1992a. The ephemerals of Namaqualand: effect of germination date on the development of three species. J. Arid Envir. 22: 51-66.
28. VAN ROOYEN, M.W., THERON, G.K. & VAN ROOYEN, N. 1992b. The ephemerals of Namaqualand: effect of density on yield and biomass allocation. J. Arid Envir. 23: 249-262.
29. WEINER, J. 1990. Asymmetric competition in plant populations. Trends Ecol. Evolut. 5: 360-364.
30. WILSON, S.D. & TILMAN, D. 1995. Competitive responses of eight old-field plant species in four environments. Ecology 76: 1169-1180.