Comparative study of ruminal degradation kinetics of tropical forages in cattle and sheep;Estudo comparativo da cinética de degradação ruminal de forragens tropicais em bovinos e ovinos

Arquivo Brasileiro de Medicina Veterinaria e Zootecnia

Volumn 58, Issue 6, 2006, Pages 1181-1191

  Campos, P R S S ^a   Valadares Filho, S C ^b,c   Cecon, P R ^b,c   Detmann, E ^b,c   Leao M I ^b   Souza, S M ^b   Lucchi, B B ^c   Valadares, R F D ^b,c  

^a UNIVERSIDADE ESTADUAL DO NORTE FLUMINENSE DARCY RIBEIRO   (Brazil)

^b FEDERAL UNIVERSITY OF VIÇOSA   (Brazil)

^c UFV ^*

Author keywords

Degradability; Neutral detergent fiber; Sheep

Indexed keywords

ANIMALIA; BOS; OVIS ARIES; SACCHARUM; ZEA MAYS;

EID: 33947306417     PISSN: 01020935     EISSN: 16784162     Source Type: Journal    
DOI: 10.1590/S0102-09352006000600030     Document Type: Article

References (19)

1. ALLEN, M.S. Troubleshooting silage-based ration problems: Ruminal fermentation of fiber and starch. In: SILAGE PRODUCTION: FROM SEED TO ANIMAL NATIONAL SILAGE PRODUCTION CONFERENCE, 1993, Syracuse. Proceedings... Ithaca, New York: NRAES, 1993. p.186-195.
2. CAMPOS W.E.; SATURNINO H.M.; SOUSA, B.M. et al. Degradabilidade in situ da silagem de quatro genótipos de sorgo com e sem tanino. I - Matéria seca e proteína bruta. Arq. Bras. Med. Vet. Zootec., v.55, p.209-215, 2003.
3. HUNTINGTON, J.A.; GIVENS, D.I. Studies on in situ degradation of feeds in the rumen: 2. The effect of bag numbers incubated and postincubation processing of residues. Anim. Feed Sci. Technol., v.68, p.115-129, 1997.
4. JOHNSON, R.A.; WICHERN, D.W. Applied multivariate statiscical analysis. 4.ed. New Jersey: Prentice-Hall, 1998. 816p.
5. MADSEN, J.; HVELPLUND, T. Prediction of in situ protein degradability in the rumen. Results of a European ring test. Livest. Prod. Sci., v.39, p.201-212, 1994.
6. MERTENS, D.R. Rate and extent of digestion. In: FORBES, J.M., FRANCE, J. (Eds.). Quantitative aspects of ruminant digestion and metabolism. Cambridge, England: Cambridge University, 1993. p.13-51.
7. MERTENS, D.R.; LOFTEN, J.R. The effect of starch on forage fiber digestion kinetics in vitro. J. Dairy Sci., v.63, p.1437-1446, 1980.
8. NOCEK, J.E. In situ and other methods to estimate ruminal protein and energy digestibility: a review. J. Dairy Sci., v. 71, p.2051-2069, 1988.
9. O'MARA, F.P.; COYLE, J.E.; DRENNAN, M.J. et al. A comparison of digestibility of some concentrate feed ingredients in cattle and sheep. Anim. Feed Sci. Technol., v.81, p.167-174, 1999.
10. ØRSKOV, E.R.; McDONALD, I. The estimation of protein degradability in the rumen from incubation measurements weighgted according to rate of passage. J. Agric. Sci., v.92, p.499-503, 1979.
11. OWENS, F.N.; GOETSCH, A.L. Ruminal Fermentation. In: CHURCH, D. C. (Ed.). The Ruminant Animal: digestive physiology and nutrition. 5.ed. New Jersey: Englewood, Cliffs, 1993. p.145-171.
12. REGAZZI, A.J. Teste para verificar a igualdade de parâmetros e a identidade de modelos de regressão não-linear. Rev. Ceres, v.50, p.9-26, 2003.
13. SILVA, P.A. Valor energético do capim-elefante (Penisetum purpureum, Schum) em diferentes idades de rebrota e determinação da digestibilidade "in vivo" da fibra em detergente neutro. UFV, 2004. 57f. Dissertação (Mestrado em Zootecnia) - Universidade Federal de Viçosa, Viçosa, MG.
14. SNIFFEN, C.J.; O'CONNOR, J.D.; VAN SOEST, P.J. et al. A net carbohydrate and protein system for evaluating cattle diets; II. Carbohydrate and protein availability. J. Anim. Sci., v.70, p.3562-3577, 1992.
15. SPANGHERO, M.; BOCCALON, S.; GRACCO, L. et al. NDF degradability of hays measured in situ and in vitro. Anim. Feed Sci. Technol., v.104, p.201-208, 2003.
16. VAN AMBURGH, M.E.; VAN SOEST, P.J.; ROBERTSON, J.B. et al. Corn silage neutral detergent fiber: refining a mathematical approach for in vitro rates of digestion. CORNELL NUTRITION CONFERENCE, 2003, New York. Proceedings... New York, 2003. p. 99-108.
17. VAN SOEST, P. J. Nutritional ecology of the ruminant. 2.ed.: Ithaca: Cornell University, 1994. 476 p.
18. VANZANT, E.R.; COCHRAN, E.C.; TITGEMEYER, S.D. et al. In vivo and in situ measurements of forage protein degradation in beef cattle. J. Anim. Sci., v.74, p.2773-2784, 1996.
19. WALDO, D.R.; SMITH, L.W.; COX, E.L. Model of cellulose disappearance from the rumen. J. Dairy Sci., v.55, p.125-129, 1972.