Åkerlind, M, Weisbjerg, MR, Eriksson, T, Thøgersen, R, Uden, P, Olafsson, BL, Harstad, OM and Volden, H
2011. Feed analysis and digestion methods. In NorFor – the Nordic feed evaluation system (ed. H Volden), pp. 41–54. Wageningen Academic Publishers, Wageningen, The Netherlands.
Andrés, S, Murray, I, Calleja, A and Giráldez, F
2005a. Review: nutritive evaluation of forages by near infrared reflectance spectroscopy. Journal of Near Infrared Spectroscopy
Andrés, S, Giráldez, FJ, González, JS, Peláez, R, Prieto, N and Calleja, A
2005b. Prediction of aspects of neutral detergent fibre digestion of forages by chemical composition and near infrared reflectance spectroscopy. Australian Journal of Agricultural Research
Association of Official Analytical Chemists
1990. Official methods of analysis, 15th edition. AOAC, Arlington, VA, USA.
1995. Modeling ruminant digestion and metabolism. Chapman & Hall, London, UK.
Belanche, A, Weisbjerg, MR, Allison, GG, Newbold, CJ and Moorby, JM
2013. Estimation of feed crude protein concentration and rumen degradability by Fourier-transform infrared spectroscopy. Journal of Dairy Science
Belanche, A, Weisbjerg, MR, Allison, GG, Newbold, CJ and Moorby, JM
2014. Measurement of rumen dry matter and neutral detergent fiber degradability of feeds by Fourier-transform infrared spectroscopy. Journal of Dairy Science
De Boever, JL, Vanacker, JM and De Brabander, DL
2003. Rumen degradation characteristics of nutrients in compound feeds and the evaluation of tables, laboratory methods and NIRS as predictors. Animal Feed Science and Technology
de La Roza, B, Martínez, A, Santos, B, González, J and Gómez, G
1998. The estimation of crude protein and dry matter degradability of maize and grass silages by near infrared spectroscopy. Journal of Near Infrared Spectroscopy
2004. Analysis of oilseeds and coarse grains. In Near-infrared spectroscopy in agriculture (ed. CA Roberts, JJ Workman and JB Reeves), pp. 321–344. American Society of Agronomy Inc., Madison, WI, USA.
Ferreira, DS, Galão, OF, Pallone, JAL and Poppi, RJ
2014. Comparison and application of near-infrared (NIR) and mid-infrared (MIR) spectroscopy for determination of quality parameters in soybean samples. Food Control
Hackmann, TJ, Sampson, JD and Spain, JN
2010. Variability in in situ ruminal degradation parameters causes imprecision in estimated ruminal digestibility. Journal of Dairy Science
Harstad, OM and Prestløkken, E
2000. Effective rumen degradability and intestinal indigestibility of individual amino acids in solvent-extracted soybean meal (SBM) and xylose-treated SBM (SoyPass®) determined in situ. Animal Feed Science and Technology
Herrero, M, Jessop, NS, Fawcett, RH, Murray, I and Dent, JB
1997. Prediction of the in vitro gas production dynamics of kikuyu grass by near-infrared reflectance spectroscopy using spectrally-structured sample populations. Animal Feed Science and Technology
Hsu, H, McNeil, A, Okine, E, Mathison, G and Soofi-Siawash, R
1998. Near infrared spectroscopy for measuring in situ degradability in barley forages. Journal of Near Infrared Spectroscopy
Huhtanen, P, Seppälä, A, Ots, M, Ahvenjärvi, S and Rinne, M
2008. In vitro gas production profiles to estimate extent and effective first-order rate of neutral detergent fiber digestion in the rumen. Journal of Animal Science
Huhtanen, S, Ahvenjärvi, S, Weisbjerg, MR and Norgaard, P
2006. Digestion and passage of fibre in ruminants. In Ruminant physiology: digestion, metabolism and impact of nutrition on gene expression, immunology and stress (ed. K Sejrsen, T Hvelplund and MO Nielsen), pp. 87–135. Wageningen Academic Publishers, Wageningen, The Netherlands.
Hvelplund, T and Weisbjerg, MR
2000. In situ techniques for the estimation of protein degradability and postrumen availability. In Forage evaluation in ruminant nutrition (ed. DI Givens), pp. 233–258. CABI, Wallingford, UK.
López, S, Carro, MD, González, JS and Ovejero, FJ
1998. Comparison of different in vitro and in situ methods to estimate the extent and rate of degradation of hays in the rumen. Animal Feed Science and Technology
Madsen, J, Hvelplund, T, Weisbjerg, MR, Bertilsson, J, Olsson, I, Spörndly, R, Harstad, OM, Volden, H, Tuori, M, Varvikko, T, Huhtanen, P and Olafsson, BL
1995. The AAT/PBV protein evaluation system for ruminants. Norwegian Journal of Agricultural Sciences (suppl. 19), 1–37.
Mathison, GW, Hsu, H, Soofi-Siawash, R, Recinos-Diaz, G, Okine, EK, Helm, J and Juskiw, P
1999. Prediction of composition and ruminal degradability characteristics of barley straw by near infrared reflectance spectroscopy. Canadian Journal of Animal Science
2002. Gravimetric determination of amylase-treated neutral detergent fiber in feeds with refluxing in beakers or crucibles: collaborative study. Journal of AOAC International
Murray, I and Cowe, I
2004. Sample preparation. In Near-infrared spectroscopy in agriculture (ed. CA Roberts, JJ Workman and JB Reeves), pp. 75–112. American Society of Agronomy Inc., Madison, WI, USA.
National Research Council
2001. Nutrient requirements of dairy cattle, 7th edition. NRC, Washington, DC, USA.
1988. In situ and other methods to estimate ruminal protein and energy digestibility: a review. Journal of Dairy Science
Nordheim, H, Volden, H, Fystro, G and Lunnan, T
2007. Prediction of in situ degradation characteristics of neutral detergent fibre (aNDF) in temperate grasses and red clover using near-infrared reflectance spectroscopy (NIRS). Animal Feed Science and Technology
Ohlsson, C, Houmøller, LP, Weisbjerg, MR, Lund, P and Hvelplund, T
2007. Effective rumen degradation of dry matter, crude protein and neutral detergent fibre in forage determined by near infrared reflectance spectroscopy. Journal of Animal Physiology and Animal Nutrition
Ørskov, ER and McDonald, I
1979. The estimation of protein degradability in the rumen from incubation measurements weighted according to rate of passage. The Journal of Agricultural Science
Roberts, CA, Stuth, J and Flinn, P
2004. Analysis of forages and feedstuffs. In Near-infrared spectroscopy in agriculture (ed. CA Roberts, JJ Workman and JB Reeves), pp. 231–267. American Society of Agronomy Inc., Madison, WI, USA.
Sadeghi, AA, Nikkhah, A, Shawrang, P and Shahrebabak, MM
2006. Protein degradation kinetics of untreated and treated soybean meal using SDS-PAGE. Animal Feed Science and Technology
Shenk, J, Workman, J and Westerhaus, M
1992. Application of NIR spectroscopy to agricultural products. In Handbook of near-infrared analysis (ed. D Burns and E Ciurczak), pp. 383–431. Marcel Dekker Inc., New York, NY, USA.
Sniffen, CJ, O’Connor, JD, Van Soest, PJ, Fox, DG and Russell, JB
1992. A net carbohydrate and protein system for evaluating cattle diets: II. Carbohydrate and protein availability. Journal of Animal Science
Todorov, N, Atanassova, S, Pavlov, D and Grigorova, R
1994. Prediction of dry matter and protein degradability of forages by near infrared spectroscopy. Livestock Production Science
Vanzant, ES, Cochran, RC and Titgemeyer, EC
1998. Standardization of in situ techniques for ruminant feedstuff evaluation. Journal of Animal Science
2011. NorFor – the Nordic feed evaluation system. Wageningen Academic Publishers, Wageningen, The Netherlands.
von Keyserlingk, MAG, Swift, ML, Puchala, R and Shelford, JA
1996. Degradability characteristics of dry matter and crude protein of forages in ruminants. Animal Feed Science and Technology
2014. Tutorial: the RPD statistic: a tutorial note. NIR News
Williams, P and Norris, K
1987. Near-infrared technology in the agricultural and food industries. American Association of Cereal Chemists Inc., St. Paul, MN, USA.
Workman, JJ and Shenk, J
2004. Understanding and using near-infrared spectrum as an analytical method. In Near-infrared spectroscopy in agriculture (ed. CA Roberts, JJ Workman and JB Reeves), pp. 3–10. American Society of Agronomy Inc., Madison, WI, USA.