Seasonal dynamics and defoliation impact on herbage yield in aspen boreal habitats of Alberta

Canadian Field-Naturalist

Volumn 117, Issue 2, 2003, Pages 196-202

  Donkor, Noble T ^a   Okello, Moses M ^a   Hudson, Robert J ^a   Bork, Edward W ^a  

^a UNIVERSITY OF ALBERTA   (Canada)

Author keywords

Bluegrass; Bromegrass; Bromus inermis; Defoliation; Herbage production; Poa pratensis

Indexed keywords

BOREAL FOREST; DEFOLIATION; LITTER; SEASONAL VARIATION; YIELD;

ALBERTA; CANADA; NORTH AMERICA;

ANIMALIA; BROMUS; BROMUS INERMIS; BROMUS SECALINUS; POA; POA PRATENSIS;

EID: 1842428711     PISSN: 00083550     EISSN: None     Source Type: Journal    
DOI: 10.22621/cfn.v117i2.682     Document Type: Article

References (50)

1. American Society for Testing Materials. 1980. Standard method for laboratory determination of water (moisture) content of soil, rock and soil aggregate mixtures. ANSI/ASTM D2216-8 Annual Book of ASTM standards, Part 19. Philadelphia. 276 pages.
2. nd intermountain meadow symposium. Special series, number 34, Colorado State University and University of Wyoming Agricultural Experimental Stations.
3. Bork, E. W., R. J. Hudson, and A. W. Bailey. 1997. Populus forest characterization in Elk Island National Park relative to herbivory, prescribed fire, and topography. Canadian Journal of Botany 75: 1518-1526.
4. Bowser, W. E., A. A. Kjearsgaard, T. W. Peters, and R. E. Wells. 1962. Soil survey of Edmonton Sheet (83-H). Alberta Soil Survey Report (21). Canada Department of Agriculture.
5. Caughley, G. 1976. Plant-herbivore systems. Pages 99-113 in Theoretical ecology: principles and applications. Edited by R. M. May. W. B. Saunders, Philadelphia.
6. Caughley, G. 1982. Vegetation and the dynamics of modeled grazing systems. Oecologia 54: 309-312.
7. Cooper, C. S. 1956. The effect of time and height of cutting on the yield, crude protein content, and vegetative composition of native flood meadow in Eastern Oregon. Agronomy Journal 48: 257-258.
8. Cooper, C. S. 1979. Yields of irrigated grass and legume pasture mixtures in the Northern Rocky Mountain area. Agronomy Journal 71: 885-888.
9. Coupland, R. T. 1979. Grassland ecosystems of the world: analysis of grasslands and their uses. Cambridge University Press. Cambridge, England. IBP 18. 401 pages.
10. Daubenmire, R. F. 1959. Canopy coverage method of vegetation analysis. Northwest Science 33: 43-64.
11. DePeters, E. D., and E. M. Kesler. 1985. Yields and nutritive value of cuttings and permanent pasture harvested as dry hay forage. Journal of Dairy Science 68: 996-999.
12. Dovel, R. L. 1996. Cutting height effects on wetland meadow forage yield and quality. Journal of Range Management 49: 151-156.
13. Dyksterhuis, E. J., and L. M. Schmutz. 1947. Natural mulches or litter of grassland with kinds and amounts on a southern prairie. Ecology 28: 163-179.
14. Ethredge, J., E. R. Beaty, and M. L. Lawrence. 1973. Effects of clipping height, clipping frequency and rates of nitrogen on yield and energy content of coastal bermudagrass. Agronomy Journal 65: 717-719.
15. Golley, F. B. 1965. Structure and function of an old-field brome-sedge community. Ecological Monographs 35: 113-137.
16. Hardy Associates, Ltd. 1989. Manual of plant species suitability for reclamation in Alberta (2nd edition), Alberta Land Conservation and Reclamation Council Report RRTAC 89-4, 436 pages.
17. Harper, J. L. 1977. Population biology of plants. Academic Press, New York. 892 pages.
18. Heady, H. F., and R. D. Child. 1994. Range ecology and management. Westview Press, Boulder, Colorado. 519 pages.
19. Heitschmidt, R. K., D. I. Price, R. A. Gordon, and J. R. Frasure. 1982. Short duration grazing at the Texas Experimental Ranch: Effects on aboveground net primary production and seasonal growth dynamics. Journal of Range Management 35: 367-372.
20. Hilbert, D. W., D. M. Swift, J. K. Detling, and M. I. Dyer. 1981. Relative growth rates and the grazing optimization hypothesis. Oecologia (Berlin) 51: 14-18.
21. Johnston, A., J. F. Dormaar, and S. Smoliak. 1971. Long-term grazing effects on fecue grassland soils. Journal of Range Management 24: 185-188.
22. Krebs, C. J. 1985. Ecology: the experimental analysis of distribution and abundance. 3rd edition. Harper and Row Publishers, New York. 892 pages.
23. Looman, J. 1976. Productivity of permanent bromegrass pastures in the Parklands of the Prairie Provinces. Canadian Journal of Plant Science 56: 829-835.
24. Mason, W., and L. Lachance. 1983. Effects of initial harvest date on dry matter yield, in vitro dry matter digestibility, and protein in timothy, tall fescue, reed canary grass, and Kentucky bluegrass. Canadian Journal of Plant Science 63: 675-685.
25. McCartney, D. H. 1993. History of grazing research in the Aspen Parkland. Canadian Journal of Animal Science 73: 749-763.
26. McCartney, D. H., J. Waddington, and L. P. Lefkovitch. 1999. Animal and plant response on renovated pastures in western Canada Journal of Range Management 52: 19-26.
27. McNaughton, S. J. 1979. Grazing as an optimization process: grass-ungulate relationships in the Serengeti. American Naturalist 113: 691-703.
28. McNaughton, S. J. 1983. Compensatory plant growth as a response to herbivory. Oikos 40: 329-336.
29. Noy-Meir, I. 1975. Stability of grazing systems: an application of predator-prey graphs. Journal of Ecology 63: 459-481.
30. Odum, E. P. 1960. Organic production and turnover in old field succession. Ecology 41: 34-49.
31. Oesterheld, M., and S. J. McNaughton. 1988. Intraspecific variation in the response of Themeda triandra to defoliation: the effect of time of recovery and growth rates on compensatory growth. Oecologia 77: 181-186.
32. Okello, M. M. 1996. Dynamics of ungulate - plant grazing systems. Ph.D. thesis, University of Alberta, Edmonton. 82 pages.
33. Olson, R. 1985. The climate of Edmonton. Climatological studies (37), The Climate of the Canadian Cities (2), Environment Canada, Ottawa, Canada.
34. Owensby, C. E., J. R. Rains, and J. D. McKendrick. 1974. Effects of one year of intensive clipping on big bluestem. Journal of Range Management 27: 341-343.
35. Pearen, J. R., and V. S. Baron. 1996. Productivity, and composition of smooth and meadow Bromegrass mixtures with alfalfa under frequent cutting management Canadian Journal of Plant Science 76: 763-771.
36. Reid, D. 1966. Studies on cutting management of grass clover swards. 4. The effect of close and lax cutting on the yield of herbage from swards cut at different frequencies. Journal of Agricultural Science 66: 101-106.
37. Robinson, R. R., V. G. Sprague, and A. G. Lueck. 1952. The effect of irrigation, nitrogen fertilization, and clipping treatments on persistence of clover and on total and seasonal distribution of yields in a Kentucky bluegrass sod. Agronomy Journal 44: 239-244.
38. Rowe, J. S. 1972. Forest regions of Canada. Department of Environment, Canada Forest Service Publication (1300). 172 pages.
39. th edition. Volume 2. SAS Institute Inc. Cary, North Carolina.
40. Smethen, M. L. 1990. Pasture management. Pages 197-240 in Pastures, their ecology and management. Edited by R. H. M. Langer. Oxford University Press, Oxford.
41. Smoliak, S., J. F. Dormaa, and A. Johnston. 1972. Long-term grazing effects on Stipa-Bouteloua Prairie soils. Journal of Range Mangement 25: 246-250.
42. Strong, W. L. 1992. Ecoregions and ecodistricts of Alberta. Volume 1. Publication of the Alberta Forestry, Lands, and Wildlife, Edmonton, Alberta.
43. Telfer, E. S., and G. W. Scotter. 1975. Potential for game ranching in boreal aspen forest regions of western Canada. Journal of Range Management 28: 172-180.
44. Tomanek, G. W. 1969. Dynamics of mulch layer in grassland ecosystems. Pages 225-240 in The grassland ecosystem and preliminary synthesis. Edited by R. L. Dix and R. G. Beidleman. IBP Range Science Department Science Series (2).
45. Ukrainetz, H., C. A. Campell, R. P. Zentner, and M. Monreal. 1988. Response of bromegrass to N-fertilizer, P-fertilizer and S-fertilizer on a gray Luvisolic soil in northwestern Saskatchewan. Canadian Journal of Plant Science 68: 687-703.
46. Williamson, S. C., J. K. Detling, J. L. Dodd, and M. I. Dyer. 1989. Experimental evaluation of the grazing optimization hypothesis. Journal of Range Management 42: 149-152.
47. Willms, W. D. 1991. Cutting frequency and cutting height effects on rough fescue and Parry oatgrass yields. Journal of Range Management 39: 536-540.
48. Willms, W.D., S. Smoliak, and A.W. Bailey. 1986. Herbage production following litter removal on Alberta native grasslands. Journal of Range Management 39: 536-540.
49. Willms, W. D., B. W. Adams, and J. F. Dormaar. 1996. Seasonal changes of herbage biomass on the fescue prairie. Journal of Range Management 49: 100-104.
50. Zhang, J., and J. T. Romo. 1994. Defoliation of a northern wheatgrass community: Above-and belowground phytomass productivity. Journal of Range Management 47: 279-284.