Technical note: Precision and accuracy of in vitro digestion of neutral detergent fiber and predicted net energy of lactation content of fibrous feeds

Journal of Dairy Science

Volumn 93, Issue 10, 2010, Pages 4855-4859

  Spanghero, M ^a   Berzaghi, P ^b   Fortina, R ^c   Masoero, F ^d   Rapetti, L ^e   Zanfi, C ^a   Tassone, S ^b   Gallo, A ^d   Colombini, S ^e   Ferlito, J C ^b  

^a UNIVERSITY OF UDINE   (Italy)

^b UNIVERSITY OF PADOVA   (Italy)

^c UNIVERSITY OF TURIN   (Italy)

^d UNIVERSITÀ CATTOLICA DEL SACRO CUORE   (Italy)

^e UNIVERSITY OF MILAN   (Italy)

Author keywords

In vitro rumen fermentation; Net energy of lactation; Neutral detergent fiber

Indexed keywords

ANIMAL; ANIMAL FOOD; ARTICLE; DIETARY FIBER; DIGESTION; ENERGY METABOLISM; FEMALE; FERMENTATION; IN VITRO STUDY; LACTATION; METABOLISM; PHYSIOLOGY; REPRODUCIBILITY; RUMINANT STOMACH; TIME;

ANIMAL FEED; ANIMALS; DIETARY FIBER; DIGESTION; ENERGY METABOLISM; FEMALE; FERMENTATION; LACTATION; REPRODUCIBILITY OF RESULTS; RUMEN; TIME FACTORS;

ANIMALIA; LOLIUM; MEDICAGO SATIVA; TRITICUM AESTIVUM; ZEA MAYS;

EID: 77956800809     PISSN: 00220302     EISSN: 15253198     Source Type: Journal    
DOI: 10.3168/jds.2010-3098     Document Type: Article

References (16)

1. Official Methods of Analysis 1995, AOAC, Association of Official Analytical Chemists, Arlington, VA. 15th ed.
2. Goeser J.P., Hoffman P.C., Combs D.K. Modification of a rumen fluid priming technique for measuring in vitro neutral detergent fiber digestibility. J. Dairy Sci. 2009, 92:3842-3848.
3. Hall M.B., Mertens D.R. In vitro fermentation vessel type and method alter fiber digestibility estimates. J. Dairy Sci. 2008, 91:301-307.
4. Hoffman, P. C., K. M. Lundberg, L. M. Bauman, and R. D. Shaver. 2003. In vitro NDF digestibility of forages: The 30 vs. 48 hour debate. Focus on Forage 5(16); University of Wisconsin-Madison. http://www.uwex.edu/ces/crops/uwforage/30vs48-FOF.htm.
5. Mertens D.R. Gravimetric determination of amylase-treated neutral detergent fiber in feeds using refluxing in beakers or crucibles: Collaborative study. J. AOAC Int. 2002, 85:1217-1240.
6. Mertens D.R. Challenges in measuring insoluble dietary fiber. J. Anim. Sci. 2003, 81:3233-3249.
7. Nutrient Requirements of Dairy Cattle 2001, National Research Council, Natl. Acad. Sci., Washington, DC. 7th rev. ed.
8. Robinson P.H., Campbell M., Fadel J.G. Influence of storage time and temperature on in vitro digestion of neutral detergent fibre at 48h, and comparison to 48h in sacco neutral detergent fibre digestion. Anim. Feed Sci. Technol. 1999, 80:257-266.
9. SAS User's Guide: Statistics. Version 8 1999, SAS Institute, SAS Inst. Inc., Cary, NC.
10. Spanghero M., Boccalon S., Gracco L., Gruber L. NDF degradability of hays measured in situ and in vitro. Anim. Feed Sci. Technol. 2003, 104:201-208.
11. Spanghero M., Gruber L., Zanfi C. Precision and accuracy of the NDF rumen degradability of hays measured by the Daisy fermenter. Ital. J. Anim. Sci. 2007, 6(Suppl. 1):363-365.
12. Van Laar H., Van Straalen W.M., Van Gelder A.H., De Boever J.L., D'heer B., Vedder H., Kroes R., de Bot P., Van Hees J., Cone J.W. Repeatability and reproducibility of an automated gas production technique. Anim. Feed Sci. Technol. 2006, 127:133-150.
13. Van Soest P.J. Collaborative study on acid-detergent fiber and lignin. J. AOAC Int. 1973, 56:781-784.
14. Van Soest P.J., Robertson J.B., Lewis B.A. Methods of dietary fiber, neutral detergent fiber and non-polysaccharides in relation to animal nutrition. J. Dairy Sci. 1991, 74:3583-3597.
15. Wernimont G.T., Spendley W. Use of Statistics to Develop and Evaluate Analytical Methods 1985, AOAC Int., Arlington, VA.
16. Youden W.J., Steiner E.H. Statistical Manual of the AOAC 1975, AOAC International, Gaithersburg. MD.