Accuracy of the n-alkane technique for intake estimates in beef cattle using different sampling procedures and feeding levels

Livestock Science

Volumn 106, Issue 1, 2007, Pages 28-40

  Olivan M ^a   Ferreira, L M M ^b   Celaya, R ^a   Osoro, K ^a  

^a Área de Cultivos Hortofrutícolas y Forestales   (Spain)

^b UNIVERSITY OF TRÁS OS MONTES AND ALTO DOURO   (Portugal)

Author keywords

Beef cattle; Feeding level; Intake; n Alkanes

Indexed keywords

ANIMALIA; BOS TAURUS; MEDICAGO SATIVA;

EID: 33845975622     PISSN: 18711413     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.livsci.2006.06.015     Document Type: Article

References (31)

1. AOAC. Official Methods of Analysis. 14th ed (1990), Association of Official Analytical Chemists, Washington DC
2. AFRC. Technical committee on responses to nutrients, report no. 5. Nutritive requirements of ruminant animals. Energy Nutr. Abs. Rev., Series B 60 (1993) 729-824
3. Brosh A., Henkin Z., Rothman S.J., Aharoni Y., Orlov A., and Arieli A. Effects of faecal n-alkane recovery in estimates of diet composition. J. Agric. Sci. 140 (2003) 93-100
4. Dillon P., and Stakelum G. Herbage and dosed alkanes as a grass measurements technique for dairy cows. Ir. J. Agric. Res. 28 (1989) 104 (Abstr.)
5. Dove H., Mayes R.W., Freer M., and Coombe J.B. Faecal recoveries of the alkanes of plant cuticular waxes in penned and in grazing sheep. Proc. XVI Int. Grasslds. Cong., Nice, France (1989) 1093-1094
6. Dove H., and Mayes R.W. The use of plant wax alkanes as markers substances in studies of the nutrition of herbivores: a review. Aust. J. Agric. Res. 42 (1991) 913-957
7. Dove H., and Mayes R.W. Plant wax components: a new approach to estimating intake and diet composition in herbivores. J. Nutr. 126 (1996) 13-26
8. Dove H., and Oliván M. Using synthetic or beeswax alkanes for estimating supplement intake in sheep. Anim. Prod. Aust., Proc. Aust. Soc. Anim. Prod. Bienn. Conf. 22 (1998) 189-192
9. Dove H., Freer M., and Foot J.Z. 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 (2000) 765-777
10. Dove H., Mayes R.W., Lamb C.S., and Ellis K.J. Factors influencing the release rate of alkanes from an intra-ruminal, controlled-release device, and the resultant accuracy of intake estimation in sheep. Aust. J. Agric. Res. 53 (2002) 681-696
11. Elwert C., Kluth H., and Rodehutscord M. Effect of variable intake of alfalfa and wheat on faecal alkane recoveries and estimates of roughage intake in sheep. J. Agric. Sci. 142 (2004) 213-223
12. Ferreira L.M.M., Oliván M., Rodrigues M.A.M., Garcia U., and Osoro K. Validation of the alkane technique to estimate diet selection of goats grazing heather-gorse vegetation communities. J. Sci. Food Agric. 85 (2005) 1636-1646
13. Giráldez F.J., Mayes R.W., and Lamb C.S. Estudio de los alcanos sintéticos de cadena par como marcadores para estimar el ritmo de paso de los alimentos. ITEA, Prod. Anim. 18 Suppl 1 (1997) 13-15
14. Giráldez F.J., Lamb C.S., Lopez S., and Mayes R.W. Effects of carrier matrix and dosing frequency on digestive kinetics of even-chain alkanes and implications on herbage intake and rate of passage studies. J. Sci. Food Agric. 84 (2004) 1562-1570
15. Heaney D.P. Sheep as pilot animals. Proc. of the Workshop Standardization of Analytical Methodology for Feeds, Ottawa, Canada (1979) 44-48
16. Hendricksen R.E., Reich M.M., Roberton R.F., Reid D.J., Gazzola C., Rideout J.A., and Hill R.A. Estimating the voluntary intake and digestibility of buffel-grass and lucerne hays offered to Brahman-cross cattle using n-alkanes. Anim. Sci. 74 (2002) 567-577
17. Mayes R.W., and Dove H. Measurements of dietary nutrient intake in free-ranging mammalian herbivores. Nutr. Res. Rev. 13 (2000) 107-138
18. Mayes R.W., Lamb C.S., and Colgrove P.M. The use of dosed and herbage n-alkanes as markers for the determination of herbage intake. J. Agric. Sci. 107 (1986) 161-170
19. Mayes R.W., Lamb C.S., and Colgrove P.M. Digestion and metabolism of dosed even-chain and herbage odd-chain n-alkanes in sheep. Proc. 12th Gen. Meeting Eur. Grasslds Fed (1988) 159-163
20. Malossini F., Piasentier E., and Bovolenta S. n-Alkane content of some forages. J. Sci. Food Agric. 3 (1990) 405-409
21. Molina D.O., Matamoros I., and Pell A.N. Accuracy of estimates of herbage intake of lactating cows using alkanes: comparison of two types of capsules. Anim. Feed Sci. Technol. 114 (2004) 241-260
22. Ohajuruka O.A., and Palmquist D.L. Evaluation of n-alkanes as digesta markers in dairy cows. J. Anim. Sci. 69 (1991) 1726-1732
23. Oliván M., and Osoro K. Effect of temperature on alkane extraction from faeces and herbage. J. Agric. Sci. 132 (1999) 305-312
24. Owens F.N., and Hanson C.F. External and internal markers for appraising site and extent of digestion in ruminants. J. Dairy Sci. 75 (1992) 2605-2617
25. Robertson J.B., and Van Soest P.J. The detergent system of analysis and its application in human foods. The Analysis of Dietary Fiber in Food (1981), Marcell Dekker Inc., New York 123-158
26. Sibbald A.M., Davidson G.C., and Mayes R.W. Effect of dosing regime on intake estimation using the n-alkane technique in sheep fed pelleted grass meal. J. Sci. Food Agric. 80 (2000) 1206-1210
27. Stakelum G., and Dillon P. Dosed and herbage alkanes as feed intake predictors with dairy cows: the effect of feeding level and frequency of perennial ryegrass. Proc. VIIth European Grazing Workshop, Wageningen, Netherlands. Paper vol. W4 (1990)
28. SPSS 11.5. Guía breve (2002), SPSS Inc., Ireland
29. Unal Y., and Garnsworthy P.C. Estimation of intake and digestibility of forage-based diets in group-fed dairy cows using alkane as markers. J. Agric. Sci. 133 (1999) 419-425
30. Van Soest P.J., Robertson J.B., and Lewis B.A. Methods for dietary fiber, neutral detergent fiber, and nonstarch polysaccharides in relation to animal nutrition. J. Dairy Sci. 74 (1991) 3583-3597
31. Valiente O.L., Delgado P., de Vega A., and Guada J.A. Validation of the n-alkane technique to estimate intake, digestibility, and diet composition in sheep consuming mixed grain:roughage diets. Aust. J. Agric. Res. 54 (2003) 693-702