Evaluation of n-alkanes as markers for estimation of dry matter intake and digestibility in steers consuming all-forage or forage-concentrate diets

Canadian Journal of Animal Science

Volumn 82, Issue 3, 2002, Pages 419-425

  Moshtaghi Nia, S A ^a   Wittenberg, K M ^a  

^a UNIVERSITY OF MANITOBA   (Canada)

Author keywords

Alkanes; Chromium oxide; Dry matter digestibility; Dry matter intake; Steer

Indexed keywords

BROMUS; HORDEUM VULGARE SUBSP. VULGARE; MEDICAGO SATIVA;

EID: 0036761426     PISSN: 00083984     EISSN: None     Source Type: Journal    
DOI: 10.4141/A01-052     Document Type: Article

References (26)

1. Associations of Official Analytical Chemists. 1990. Official Methods of Analysis. K. Helrich, ed. 15th ed. AOAC, Arlington, VA.
2. Berry, N. R., Scheeder, M. R. L., Sutter, F., Krober, T. F. and Kreuzer, M. 2000. The accuracy of intake estimation based on the use of alkane controlled-release capsules and faeces grab sampling in cows. Ann. Zootech. 49: 3-13.
3. Ciavarella, T. A., Dove, H., Leury, B. J. and Simpson, R. J. 2000. Diet selection by sheep grazing Phalaris aquatica L. pastures of differing water-soluble carbohydrate content. Aust. J. Agric. Res. 51: 757-764.
4. Cochran, W. G. and Cox, G. M. 1957. Incomplete Latin squares. Pages 507-544 in Experimental design. 2nd Ed. John Wiley and Son, Inc. New York, NY.
5. Dicker, R. W., Herd R. M. and Oddy V. H. 1996. Alkanes and controlled release devices for estimating intake of ryegrass by cattle. Proc. Nutr. Soc. Aust. 20: 107.
6. Dove, H. 1992. Using the n-alkanes of plant cuticular wax to estimate the species composition of herbage mixtures. Aust. J. Agric. Res. 43: 1711-1724.
7. Dove, H. and Mayes, R. W. 1991. The use of plant wax alkanes as marker substances in studies of the nutrition of herbivores: A review. Aust. J. Agric. Res. 42: 913-952.
8. Dove, H. and Mayes, R. W. 1996. Plant wax components: A new approach to estimating intake and diet composition in herbivores. J. Nutr. 126: 13-26.
9. Dove, H. and Olivan, M. 1998. Using synthetic or beeswax alkanes for estimating supplement intake in sheep. Animal Production in Australia 22: 189-192.
10. Dove, H., Freer, M. and Foot, J. Z. 2000. The nutrition of grazing ewes during pregnancy and lactation: A comparison of alkane-based and chromium/in vitro-based estimates of herbage intake. Aust. J. Agric. Res. 51: 765-777.
11. Duncan, A. J., Mayes, R. W., Lamb, C. S. Young, S. A. and Castillo, I. 1999. The use of naturally occurring and artificially applied n-alkanes as markers for estimation of short-term diet composition and intake in sheep. J. Agric. Sci. (Camb.) 132: 233-246.
12. Herd, R. M., Williams, T. M. J., Woodgate, R., Ellis, K. J. and Oddy, V. J. 1996. Using alkane technology to measure intake of a barley diet by cattle. Proc. Nutr. Soc. Aust. 20: 106.
13. Komarek, A. R., Robertson, J. B. and Van Soest, P. J. 1993. A comparison of methods for determining ADF using the filter bag technique versus conventional filtration. J. Dairy Sci. 77: (Suppl. 1).
14. Komarek, A. R., Robertson, J. B. and Van Soest, P. J. 1994. Comparison of the filter bag technique to conventional filtration in the Van Soest NDF analysis of 21 feeds. Proceedings of the National Conference on Forage Quality, Evaluation and Utilization. Abstracts, P78. University of Nebraska, Lincoln, NE.
15. Malossini, F., Bovolinta, S., Piasentier, E., Piras, C. and Martillotti, F. 1996. Comparison of n-alkanes and chromium oxide methods for estimating herbage intake by grazing dairy cows. Anim. Feed Sci. Technol. 61: 155-165.
16. Marais, J. P. 2000. Use of markers. Pages 255-277 in J. P. F. D'Mello, ed. Farm Animal Metabolism and Nutrition. CAB International, Wallingford, UK.
17. Mayes, R. W., Lamb, C. S. and Colgrove, P. M. 1986. The use of dosed and herbage n-alkanes as markers for the determination of herbage intake. J. Agric. Sci. (Camb.) 107: 161-170.
18. Ohajuruka, O. A. and Palmquist, D. L. 1991. Evaluation of n-alkanes as digesta markers in dairy cows. J. Anim. Sci. 69: 1726-1732.
19. Piasentier, E., Bovolenta, S., Malossini, F. and Susmel, P. 1995. Comparison of n-alkanes or chromium oxide methods for estimation of herbage intake by sheep. Small Ruminant Res. 18: 27-32.
20. Sandberg, R. E., Adams, D. C., Klopfenstein, T. J. and Grant, R. J. 2000. N-alkane as an internal marker for predicting digestibility of forages. J. Range Manage. 53: 159-163.
21. SAS Institute, Inc. 1999. SAS User's Guide: Statistics. Version 8.0 Ed. SAS Institute, Inc., Cary, NC.
22. Tilly, M. A. and Terry, R. A. 1963. A two-stage technique for the in vitro digestion of forage crop. J. Br. Grassl. Soc. 18: 104-111.
23. Unal, Y. and Garnsworthy, P. C. 1999. Estimation of intake and digestibility of forage based diets in group- fed dairy cows using alkanes as markers. J. Agric. Sci. (Camb.) 133: 419-425.
24. Vulich, S. A., O'Riordan, E. G. and Hanrahan, J. P. 1991. Use of n-alkanes for the estimation of herbage intake in sheep: Accuracy and precision of the estimates. J. Agric. Sci. (Camb.) 116: 319-323.
25. William, C. H., David, D. J. and Lismoa, O. 1962. The determination of chromic oxide in fecal samples by atomic absorption spectrophotometry. J. Agric. Sci. 59: 381-385.
26. Williamson, P. J., Hennessy, D. W., Gogel, B. J. and Barlow, R. 2000. The estimation of faeces output in penned cattle by controlled release of chromium oxide and the subsequent accuracy of predicting forage intake with in vitro digestibility. J. Agric. Sci. (Camb.) 135: 297-304.