References
- Armstrong , D. G. 1976 . Proteinverdauung und -absorption bei Monogastrichen und Wiederkäuer . Ubers. Tierernährg , 4 : 1 – 24 .
- Bauchart , D. , Doreau , M. and Kindler , A. 1987 . Effect of fat and lactose supplementation on digestion in dairy cows. 2. Long chain fatty acids . J. Dairy Sci. , 70 : 71 – 80 .
- Bines , J. A. , Brumby , P. E. , Storry , J. E. , Fulford , R. J. and Braithwaite , G. D. 1978 . The effect of protected lipids on nutrient intakes, blood and rumen metabolites and milk secretion in dairy cows during early lactation . J. Agric. Sci. Camb. , 91 : 135 – 150 .
- Brumby , P. E. , Storry , J. E. , Sutton , J. D. and Oldham , J. D. 1979 . Fatty acid digestion and utilization by dairy cows . Ann. Rech. Vet. , 10 : 317 – 319 .
- Bugaut , M. 1987 . Occurrence, absorption and metabolism of short chain fatty acids in the digestive tract of mammals . Comp. Biochem. Physiol. , 86b : 439 – 472 .
- Sørsting , C. F. and Weisbjerg , M. R. 1989 . Fatty acid metabolism in the digestive tract of ruminants , Ph.D. Thesis 249 Copenhagen : The Royal Veterinary and Agricultural University .
- Cochran , W. G. and Cox , G. 1957 . Experimental designs. Wiley Publications in Statistics, , 2nd edn. , 611 New York : John Wiley & Sons .
- Demeyer , D. I. , Henderson , C. and Prins , R. A. 1978 . Relative significance of exogenous and de novo synthesized fatty acids in the formation of rumen microbial lipids in vitro . Appl. Environ. Microbiol. , 35 : 24 – 31 .
- Emmanuel , B. 1978 . The relative contribution of propionate, and long-chain even-numbered fatty acids to the production of long-chain odd-numbered fatty acids in rumen bacteria . Biochim. Biophys. Acta , 528 : 239 – 246 .
- Hagemeister , H. and Kaufmann , W. 1979a . Mikrobielle synthese nicht flüchtiger Fettsäuren in den Vormagen von Milchkühen . Kieler Milchwirtschaftliche Forschungsberichte , 31 : 11 – 29 .
- Hagemeister , H. and Kaufmann , W. 1979b . Hydrogenierung von ungesättigen Fettsäuren in den Vormägen der Milchkuh . Kieler Milchwirtschaftliche Forschungsberichte , 31 : 41 – 52 .
- Hagemeister , H. and Kaufmann , W. 1979c . Verdaulichkeit von Fettsäuren im Darm von Milchkühen . Kieler Milchwirtschaftliche Forschungsberichte , 31 : 31 – 39 .
- Hyelplund , T. and Madsen , J. 1985 . Amino acid passage to the small intestine in dairy cows compared with estimates of microbial protein and undegraded dietary protein from analysis of the feed . Acta Agric. Scand. Suppl. , 25 : 21 – 36 .
- Hydén , S. 1955 . A turbidometric method for the determination of higher polyethylene glycols in biological materials . Kungl. LantbrukshøUgskolans Ann. , 22 : 139 – 145 .
- Jenkins , T. C. and Jenny , B. F. 1989 . Effect of hydrogenated fat on feed intake, nutrient digestion and lactation performance of dairy cows . J. Dairy Sci. , 72 : 2316 – 2324 .
- Knight , R. 1980 . Rumen lipid synthesis , Ph.D. Thesis 388 University of Reading .
- Moore , J. A. , Swingle , R. S. and Hale , W. H. 1986 . Effects of whole cottonseed, cottonseed oil or animal fat on digestibility of wheat straw diets by steers . J. Anim. Sci. , 63 : 1267 – 1273 .
- Murphy , M. , Udén , P. , Palmquist , D. L. and Wiktorsson , H. 1987 . Rumen and total diet digestibilities in lactating cows fed diets containing full-fat rapeseed . J. Dairy. Sci. , 70 : 1572 – 1582 .
- Møller , P. D. 1986 . Undersøgelser over omsætningen af Casæber og frie fedtsyrer i mave-tarmkanalen hos kvæg. 2. Fedtsyreomsætning i formaverne 4 Medd. 629. Statens Hus-dyrbrugsforsøg
- Møller , P. D. and Børsting , C. F. 1987 . Fedtsyreomsætningen hos malkekøer fodret med forsæbet, traditionelt eller mættet animalsk fedt 4 2. Optagelse og fordøjelse af fedtsyrer. Medd. 694. Statens Husdyrbrugsforsøg
- Palmquist , D. L. and Conrad , H. R. 1978 . High fat rations for dairy cows. Effects on feed intake, milk and fat production, and plasma metabolites . J. Dairy Sci. , 61 : 890 – 901 .
- SAS. 1982 . SAS User's Guide: Statistics , 507 Cary, NC : SAS Institute Inc., Box 8000 . 27511
- Schürch , A. F. , Lloyd , L. E. and Crampton , E. W. 1950 . The use of chromic oxide as an index for determining the digestibility of a diet . J. Nutr. , 50 : 629 – 636 .
- Sundstøl , F. 1974 . Hydrogenated marine fat as feed supplement. III. Digestibility of rations containing hydrogenated marine fat in sheep 31 Scientific reports of the agricultural University of Norway. 53, nr. 24
- Weisbjerg , M. R. , Børsting , C. F. and Hvelplund , T. 1992 . The influence of tallow on rumen metabolism, biomass synthesis and fatty acid composition of bacteria and protozoa . Acta Agric. Scand. Sect. A, Animal Sci. , : 42 in press
- Wu , Z. , Ohajuruka , O. A. and Palmquist , D. L. 1991 . Ruminal synthesis, biohydrogenation, and digestibility of fatty acids by dairy cows . J. Dairy Sci. , 74 : 3025 – 3034 .
- Østergaard , V. , Danfær , A. , Daugaard , J. , Hindhede , J. and Thysen , I. 1981 . Foderfedtets indflydelse på malkekøernes produktion 140 508. Beretn. Statens Hysdyrbrugsforsøg