The effects of feeding grass silage and molassed sugar-beet pulp either separately or as an ensiled mixture on the nutritional status and colostrum production of twin-bearing pregnant ewes

Irish Journal of Agricultural and Food Research

Volumn 35, Issue 2, 1996, Pages 99-112

  O'Doherty, J V ^a   Crosby, T F ^a  

^a NONE

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0030363369     PISSN: 07916833     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (32)

1. AOAC (Association of Official Analytical Chemists). 1970. 'Methods of Analysis', 11th Edition. Washington DC, USA.
2. Doney, J.M., Peart, J.N., Smith, W.F. and Louda, F. 1979. A consideration of the techniques for estimation of milk yield and a comparison of estimates obtained by two methods in relation to effect of breed, level of production and stage of lactation. Journal of Agricultural Science, Cambridge 92: 123-132.
3. Everts, H. 1990. Feeding strategy during pregnancy for ewes with a large litter size. 2. Effect on blood parameters and energy status. Netherlands Journal of Agricultural Science 38: 541-554.
4. Fahey, J.L. and McKelvey, E.M. 1965. Quantitative determination of serum immunoglobulins in antibody agar plates. Journal of Immunology 94: 84-90.
5. Ferris, C.P.W. 1991. Studies on the effects of ensiling grass with absorbent materials on nutrient loss during ensilage and on feed utilisation by dairy cows. Ph.D. Thesis, The Queen's University of Belfast.
6. Jeffries, B.C. 1961. Body condition scoring and its use in management. Tasmanian Journal of Agriculture 32: 19-21.
7. Johnston, C. and Crosby, T.F. 1992. Flat rate versus increasing rate concentrate supplementation to pregnant housed ewes. Irish Journal of Agricultural and Food Research 31: 104 (Abstract).
8. Jones, D.I.H., Jones, R. and Moseley, G. 1990. Effect of incorporating rolled barley in autumncut ryegrass silage on effluent production, silage fermentation and cattle performance. Journal of Agricultural Science, Cambridge 115: 399-408.
9. Ministry of Agriculture, Fisheries and Food. 1981. The analysis of agricultural materials. RB 427, Her Majesty's Stationery Office, London, pages 140-142.
10. Moore, C.A. and Kennedy, S.J. 1994. The effect of sugar beet pulp based silage additives on effluent production, fermentation, in silo losses, silage intake and animal performance. Grass and Forage Science 49: 54-64.
11. Moseley, C. and Ramanathan, V. 1989. The effect of dry feed additives on the nutritive value of silage. Grass and Forage Science 44: 391-397.
12. Mould, F.L., Orskov, E.R. and Mann, S.O. 1983. Manipulation of rumen fluid pH and its influence on cellulolysis in sacco, dry matter degradation and the rumen micro flora of sheep offered either hay or concentrate. Animal Feed Science and Technology 10: 1-14.
13. National Research Council. 1982. United States-Canadian Tables of Feed Composition. 3rd Revision, National Academy of Sciences, Washington DC.
14. O'Doherty, J.V. 1994. Alternative methods of forage supplementation and their effects on ewe and lamb performance. Ph.D. Thesis, National University of Ireland.
15. O'Kiely, P., Flynn, A.V. and Wilson, R.K. 1986. Predicting the requirement for silage preservative. Farm and Food Research 17: 42-44.
16. Offer, N.W. and Al-Rwidah, M.N. (1989). The use of absorbent materials to control effluent loss from grass silage: experiments with pit silos. Research and Development in Agriculture 6: 71-77.
17. Orr, R.J. and Treacher, T.T. 1989. The effect of concentrate level on the intake of grass silages by ewes in late pregnancy. Animal Production 48: 109-120.
18. Parker, J.W.G. and Crawshaw, R. 1982. Effects of formic acid on silage fermentation, digestibility, intake and animal performance of young cattle. Grass and Forage Science 37: 53-58.
19. Pattison, S., Davies, D.A.R. and Winter, A. 1991. Colostrum production by prolific ewes. Animal Production 52: 583 (Abstract).
20. Ranfft, K. 1973. Determination by gas chromatography of short chained fatty acids in ruminai fluids. Archives Tieremahrung 23: 343-352.
21. Robinson, J.J. 1983a. Nutrition of the pregnant ewe. In: 'Sheep Production' (ed. W. Haresign), Butterworths, London, pages 111-131.
22. Robinson, J.J. 1983b. Nutrient requirement of the breeding ewe. In: 'Recent Advances in Animal Nutrition' (ed. W. Haresign), Butterworths, London, pages 143-161.
23. Robinson, J.J. 1985. Nutritional requirements of the pregnant and lactating ewe. In: 'Genetics of Reproduction in Sheep' (ed. R.B. Land and D.W. Robinson), Butterworths, London, pages 361-371.
24. Robinson, J.J. 1990. Nutrition over the winter period - the breeding female. In: 'New Developments in Sheep Production' (ed. C.F.R. Slade and T.L.J. Lawrence), Occasional Publication No. 14, British Society of Animal Production, pages 55-69.
25. Rutter, W., Laird, T.R. and Broadbent, P.J. 1976. A note on the pattern of concentrate feeding to ewes in late pregnancy. Animal Production 23: 421-424.
26. SAS. 1985. Statistical Analysis Systems. SAS Institute Inc., North Carolina, USA.
27. Sheehan, W., Lawlor, M.J. and Bath, I.H. 1977. Energy requirements of the pregnant ewe. Irish Journal of Agricultural Research 16: 233-242.
28. Sheehan, W., Lawlor, M.J. and Bath, I.H. 1979. Silage intakes in relation to the energy requirements of ewes in late pregnancy. Irish Journal of Agricultural Research 18: 97-103.
29. Van Soest, P.J. 1963. Use of detergents in the analysis of fibrous feeds. II. A rapid method for the determination of fibre and lignin. Journal of the Association of Agricultural Chemistry 46: 829-834.
30. Van Soest, P.J. 1976. 'Feed and Energy Sources for Livestock' (ed. H. Swan and D. Lewis), Butterworths, London.
31. Wilson, R.K. 1978. Estimation of water soluble and individual carbohydrates in grass samples. Proceedings of Euroanalysis, Dublin, No 3, page 46.
32. Woolford, M.K. 1978 The problem of silage effluent. Herbage Abstracts 48: 397-403.