[1]
|
McElroy, L.W. and Goss, H. (1940) A quantitative study of vitamins in the rumen contents of sheep and cows fed vitamin low diets. I. riboflavin and vitamin K. Journal of Nutrition, 20, 527-540.
|
[2]
|
McElroy, L.W. and Goss, H. (1940) A quantita-tive study of vitamins in the rumen contents of sheep and cows fed vitamin low diets. II. vitamin B6. Journal of Nutrition, 20, 541-550.
|
[3]
|
Lardinois, C.C., Mils, R.C., Elveiijem, C.A. and Hart, E.B. (1944) Rumen synthesis of vitamin B complex as influenced by ration composition. Journal of Dairy Science, 27, 579-583.
doi:10.3168/jds.S0022-0302(44)92635-4
|
[4]
|
Agrawala, L.P., Huffman, C.F., Luecke, R.W. and Duncan, C.W. (1953) A quantitative study of rumen synthesis in the bovine on natural and purified rations. 3. riboflavin, pantothenic acid and niacin. Journal of Nutrition, 49, 631-638.
|
[5]
|
Pearson, P.B., Struglia, L. and Lindahl, I.L. (1953) The fecal and urinary excretion of certain B vitamins by sheep fed hay and semi-synthetic rations. Journal of Animal Science, 12, 213-218.
|
[6]
|
Hunt, C.H., Bentley, O.G., Hershberger, T.V. and Cline, J.H. (1954) The effects of carbohydrate and sulfur on b-vitamin synthesis, cel-lulose and urea utilization by rumen microorganisms in vitro. Journal of Animal Science, 13, 570-580.
|
[7]
|
Bonomi, A., Bonomi, B.M., Quarantelli, A., Sabbioni, A. and Superchi, P. (1998) Dairy cattle ration integration with rumen-protected pyridoxine. Effects on milk production and reproductive effi-ciency (experimental report). L’integrazione delle razioni per le bovine da latte con piridossina in forma rumino-protetta. Effetti sull'efficienza produttiva e riproduttiva La Rivista di scienza dell’alimentazione, 27, 201-211.
|
[8]
|
Girard, C.L. and Matte, J.J. (1998) Dietary supplements of folic acid during lactation: effects on the performance of dairy cows. Journal of Dairy Science, 81, 1412-1419.
doi:10.3168/jds.S0022-0302(98)75705-4
|
[9]
|
Bergsten, C., Greenough, P.R., Gay, J.M., Seymour, W.H. and Gay, C.C. (2003) Effects of biotin supplementation on performance and claw lesions on a commercial dairy farm. Journal of Dairy Science, 86, 3953-3962.
doi:10.3168/jds.S0022-0302(03)74005-3
|
[10]
|
Schwab, E.C., Schwab, C.G., Shaver, R.D., Girard, C.L., Putnam, D.E. and Whitehouse, N.L. (2006) Dietary forage and nonfiber carbohy-drate contents influence B vitamin intake, duodenal flow and apparent ruminal synthesis in dairy cows. Journal of Dairy Science, 89, 174-187.
doi:10.3168/jds.S0022-0302(06)72082-3
|
[11]
|
Santschi, D.E., Berthiaume, R., Matte, J.J., Mustafa, A.F. and Girard, C.L. (2005) Fate of supplemental B-Vitamins in the gastrointestinal tract of dairy cows. Journal of Dairy Science, 88, 2043-2054.
doi:10.3168/jds.S0022-0302(05)72881-2
|
[12]
|
Girard, C.L., Lapierre, H., Matte, J.J. and Lobley, G.E. (2005) Effects of dietary supplements of folic acid and rumen protected methionine on lactational performance and folate metabolism of dairy cows. Journal of Dairy Science, 88, 660-670.
doi:10.3168/jds.S0022-0302(05)72730-2
|
[13]
|
Girard, C.L., Matte, J.J. and Tremblay, G.F. (1995) Gestation and lactation of dairy cows: A role for folic acid? Journal of Dairy Science, 78, 404-411.
doi:10.3168/jds.S0022-0302(95)76649-8
|
[14]
|
Sacadura, F.C., Robinson, P.H., Evans, E. and Lordelo, M. (2008) Effects of a ruminally protected B-vitamin supplement on milk yield and composition of lactating dairy cows. Animal Feed Science and Technology, 144, 111- 124. doi:10.1016/j.anifeedsci.2007.10.005
|
[15]
|
Zimmerly, C.A. and Weiss, W.P. (2001) Effects of supplemental dietary biotin on performance of Holstein cows during early lactation. Journal of Dairy Science, 84, 498- 506. doi:10.3168/jds.S0022-0302(01)74500-6
|
[16]
|
Majee, D.N., Schwab, E.C., Bertics, S.J., Seymour, W.M. and Shaver, R.D. (2003) Lactation performance by dairy cows fed supplemental biotin and a B-vitamin blend. Journal of Dairy Science, 86, 2106-2112.
doi:10.3168/jds.S0022-0302(03)73800-4
|
[17]
|
Ferreira, G., Weiss, W.P. and Willet, L.B. (2007) Changes in measures of biotin status do not reflect milk yield responses when dairy cows are fed supplemental biotin. Journal of Dairy Science, 90, 1452-1459.
doi:10.3168/jds.S0022-0302(07)71630-2
|
[18]
|
Graulet, B., Matte, J.J., Desrochers, A., Doepel, L., Palin, M. and Girard, C.L. (2007) Effects of dietary supplements of folic acid and vitamin B12 on metabolism of dairy cows in early lactation. Journal of Dairy Science, 90, 3442-3455. doi:10.3168/jds.2006-718
|
[19]
|
Girard, C.L. and Matte, J.J. (2005) Folic acid and vitamin B12 requirements of dairy cows: A concept to be revised. Livestock Production Science, 98, 123-133.
doi:10.1016/j.livprodsci.2005.10.009
|