Protein supplementation to enhance the performance of pregnant cows on rough fescue grasslands in winter

Canadian Journal of Animal Science

Volumn 78, Issue 1, 1998, Pages 89-94

  Willms, W D ^a   Rode, L M ^a   Freeze, B S ^a  

^a LETHBRIDGE RESEARCH CENTRE   (Canada)

Author keywords

Backfat; Beef cattle; Digestibility; Festuca campestris; Rough fescue; Weight loss; Winter grazing

Indexed keywords

ANIMALIA; BOS TAURUS; BRASSICA NAPUS VAR. NAPUS; FESTUCA CAMPESTRIS; SINAPIS ARVENSIS;

EID: 0032376742     PISSN: 00083984     EISSN: None     Source Type: Journal    
DOI: 10.4141/A97-011     Document Type: Article

References (25)

1. Adams, D. C., Nelsen, T. C., Reynolds, W. L. and Knapp, B. W. 1986. Winter grazing activity and forage intake of range cows in the Northern Great Plains. J. Anim. Sci. 62: 1240-1246.
2. Alberta Agriculture, Food, and Rural Development. 1994. Alberta Agriculture weather summary. Vol. 8, Issue 35.
3. Alberta Agriculture, Food, and Rural Development. 1995. Alberta Agriculture weather summary. Vol. 9, Issue 1.
4. Association of Official Analytical Chemists. 1984. Official methods of analysis. 14th ed. AOAC, Washington, DC.
5. Beaty, J. L., Cochran, R. C., Lintzenich, B. A., Vanzant, E. S., Morrill, J. L., Brandt, R. T., Jr. and Johnson, D. E. 1994. Effect of frequency of supplementation and protein concentration in supplements on performance and digestion characteristics of beef cattle consuming low-quality forages. J. Anim. Sci. 72: 2475-2486.
6. Bezeau, L. M. and Johnston, A. 1962. In vitro digestibility of range forage plants of the Festuca scabrella association. Can. J. Plant Sci. 42: 692-697.
7. Δ) of lactating beef cows. J. Anim. Sci. 70: 3867-3876.
8. Clanton, D. C. and Zimmerman, D. R. 1970. Symposium on pasture methods for maximum production in beef cattle: protein and energy requirements for female beef cattle. J. Anim. Sci. 30: 122-132.
9. Coleman, S. W. and Barth, K. M. 1973. Quality of diets selected by grazing animals and its relation to quality of available forage and species composition of pastures. J. Anim. Sci. 36: 754-761.
10. Cook, C. W. and Harris, L. E. 1968. Effect of supplementation on intake and digestibility of range forage. Utah Agric. Exp. Sta. Bull. 475.
11. Degen, A. A. and Young, B. A. 1984. Effects of ingestion of warm, cold and frozen water on heat balance in cattle. Can. J. Anim. Sci. 64: 73-80.
12. Degen, A. A. and Young, B. A. 1990a. The performance of pregnant beef cows relying on snow as a water source. Can. J. Anim. Sci. 70: 507-515.
13. Degen, A. A. and Young, B. A. 1990b. Average daily gain and water intake in growing beef calves offered snow as a water source. Can. J. Anim. Sci. 70: 711-714.
14. DelCurto, T., Cochran, R. C., Corah, L. R., Beharka, A. A., Vanzant, E. S. and Johnson, D. E. 1990. Supplementation of dormant tallgrass-prairie forage: II. Performance and forage utilization characteristics in grazing beef cattle receiving supplements of different protein concentrations. J. Anim. Sci. 68: 532-542.
15. Dunn, R. W., Havstad, K. M. and Ayers, E. L. 1988. Grazing behaviour responses of rangeland beef cows to winter ambient temperatures and age. Appl. Anim. Behav. Sci. 21: 210-207.
16. Goering, H. K. and Van Soest, P. J. 1970. Forage fibre analyses. Agric. Res. Serv., US Department of Agriculture, Washington, DC.
17. National Research Council. 1996. Nutrient requirements of beef cattle. 7th ed. National Academy Press, Washington, DC.
18. Prescott, M. L., Havstad, K. M., Olson-Rutz, K. M., Ayers, E. L. and Petersen, M. K. 1994. Grazing behaviour of free-ranging beef cows to initial and prolonged exposure to fluctuating thermal environments. Appl. Anim. Behav. Sci. 39: 103-113.
19. Rittenhouse, L. R., Clanton, D. C. and Streeter, C. L. 1970. Intake and digestibility of winter range forage by cattle with and without supplements. J. Anim. Sci. 31: 1215-1221.
20. Steel, R. G. D. and Torrie, J. H. 1980. Principles and procedures of statistics: A biometrical approach. McGraw Hill Book Co., New York, NY.
21. Vanzant, E. S. and Cochran, R. C. 1994. Performance and forage utilization by beef cattle receiving increasing amounts of alfalfa hay as a supplement to low-quality, tallgrass-prairie forage. J. Anim. Sci. 72: 1059-1067.
22. Ward, C. M. and Johnston, F. B. 1962. Chemical methods of plant analysis. Can. Dept. Agric., Ottawa, ON. Publ. 1064.
23. Willms, W., Bailey, A. W. and McLean, A. 1980. Effect of fall burning or fall clipping bluebunch wheatgrass (Agropyron spicatum) on the spring foraging behaviour of mule deer (Odocoileus hemionus hemionus) and cattle. J. Appl. Ecol. 17: 69-84.
24. Willms, W. D., Rode, L. M. and Freeze, B. S. 1993. The performance of Hereford cows on fescue prairie in winter. Can. J. Anim. Sci. 73: 881-889.
25. Willms, W. D., Smoliak, S. and Dormaar, J. F. 1985. Effects of stocking rate on rough fescue grassland vegetation. J. Range Manage. 38: 220-225.