Exact growth and increased nitrogen compensation by the arctic sedge Carex aquatilis var. stans after simulated grazing

Arctic, Antarctic, and Alpine Research

Volumn 31, Issue 1, 1999, Pages 21-26

  Raillard, Martin C ^a   Svoboda, Josef ^b  

^a Canadian Parks Agency   (Canada)

^b UNIVERSITY OF TORONTO   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

GRAZING; GROWTH; NITROGEN; SEDGE;

CANADA; ELLESMERE ISLAND; NORTHWEST TERRITORIES;

BRYOPHYTA; CAREX AQUATILIS; CAREX CAPITATA;

EID: 0032984242     PISSN: 15230430     EISSN: None     Source Type: Journal    
DOI: 10.2307/1552619     Document Type: Article

References (27)

1. Bergeron, J. F., 1988: Plant communities of Sverdrup Pass, (79°N), Ellesmere Island, N.W.T. M.Sc. thesis, University of Toronto, Toronto. 260 pp.
2. Bergeron, J. F. and Svoboda, J., 1989: Plant communities of Sverdrup Pass, Ellesmere Island, N.W.T. Muskox, 37: 76-85.
3. 14C-labelled assimilates stored in below-ground parts. Plant and Soil, 48: 115-127.
4. Cargill, S. M. and Jefferies, R. L., 1984: The effects of grazing by lesser snow geese on the vegetation of a sub-arctic salt marsh. Journal of Applied Ecology, 21: 669-686.
5. Chapin, F. S., III, 1977: Nutrient/carbon costs associated with tundra adaptations to a cold, nutrient-poor environment. In: Proceedings of the Circumpolar Conference on Northern Ecology. National Research Council Canada, Ottawa, 1183-1194.
6. Chapin, F. S., III, 1987: Environmental controls over growth of tundra plants. Ecological Bulletin, 38: 69-76
7. Chapin, F. S. III, and Slack, M., 1979: Effect of defoliation upon root growth, phosphate absorption and respiration in nutrient limited graminoids. Oecologia, 42: 67-79.
8. Chapin, F. S., III, Johnson, D. A., and Mc Kendrick, J. D., 1980: Seasonal movements of nutrients in plants of differing growth form in an Alaskan tundra ecosystem: Implications for herbivory. Journal of Ecology, 68: 189-209.
9. Chapin, F. S., III, Shaver, G. R., and Kedrowsky, R. A., 1986: Environmental controls over carbon, nitrogen and phosphorus fractions in Eriophorum vaginatum in Alaskan tussock tundra. Journal of Ecology, 74: 167-195.
10. 2 flux. Journal of Experimental Botany, 29: 1173-1183.
11. Daly, T., Raillard, M., and Svoboda, J., 1989: Niche differentiation of Carex aquatilis var. stans and Eriophorum triste sharing the wet meadow habitat in Sverdrup Pass, 79°N, Ellesmere Island, N.W.T. Muskox, 37: 68-75.
12. Henry, G. H. R., Freedman, B., and Svoboda, J., 1986: Survey of vegetated areas and muskox populations in east central Ellesmere Island. Arctic, 39: 78-81.
13. Henry, G. H. R., 1987: Ecology of Sedge Meadow Communities of a Polar Desert Oasis, Alexandra Fiord, Ellesmere Island, Canada. Ph.D. dissertation, University of Toronto. 273 pp.
14. Hik, D. S. and Jefferies, R. L., 1990: Increases in the net above-ground primary production of a salt-marsh forage grass: A test of the predictions of the herbivore optimization model. Journal of Ecology, 78: 180-195.
15. Hultén, E., 1968: Flora of Alaska and Neighboring Territories. A Mannual of the Vascular Plants. Stanford, Calif.: Stanford University Press. 1008 pp.
16. Jefferies, R. L., 1988: Vegetational mosaics, plant-animal interactions and resources for plant growth. In Gottlieb, L. D. and Jain, S. K. (eds.), Plant Evolutionary Biology. London: Chapman and Hall, 341-369.
17. 14C-photoassimilates between tillers of Carex bigelowii. Oikos, 54: 211-219.
18. Kotanen, P. and Jefferies, R. L., 1987: The leaf and shoot demography of grazed and ungrazed plants of Carex subspathacea. Journal of Ecology, 75: 961-975.
19. Lévesque, E., 1996: Minimum area and cover-abundance scales as applied to polar desert vegetation. Arctic and Alpine Research, 28: 156-162.
20. Mattheis, P. M., Tieszen, L. L., and Lewis, M. C., 1976: Responses of Dupontia fisheri to simulated lemming grazing in an Alaskan arctic tundra. Annals of Botany, 40: 179-197.
21. Murray, J. L. and Svoboda, J., 1989: Available nitrogen and phosphorus content in streams feeding wet sedge meadows at Sverdrup Pass, Ellesmere Island, N.W.T. Muskox, 37: 54-59.
22. Murray, J. L., 1991: Biomass Allocation and Nutrient Pool in Major Muskoxen-Grazed Communities in Sverdrup Pass, 79°N, Ellesmere Island, N.W.T., Canada. M.Sc. thesis, University of Toronto. 146 pp.
23. Persons, B. T., Babock, C. A., and Ruess, R. W., 1998: Forage variation in brood-rearing areas used by Pacific black brant geese on the Yukon-Kuskokwim delta, Alaska. Journal of Ecology: 86: 243-259.
24. Porsild, A. E. and Cody, W. I., 1980: Vascular Plants of Continental Northwest Territories, Canada. Ottawa: National Museum of Natural Sciences. 667 pp.
25. Raillard, M., 1992: Influence of muskox grazing on plant communities of Sverdrup Pass (79°N), Ellesmere Island, N.W.T. Canada. Ph.D. dissertation, University of Toronto. 262 pp.
26. Thurston, T. and Raillard, M., 1989: Snow, temperature, and moisture regime in selected muskoxen grazed plant communities, Sverdrup Pass, Ellesmere Island, N.W.T. Muskox, 37: 43-53.
27. Zar, J. H. (1984). Biostatistical Analysis. Englewood Cliffs, N.J.: Prentice Hall. 718 pp.