Exogenous Phytase Plus Cellulase and Phosphorus Excretion in Lactating Dairy Cows

Professional Animal Scientist

Volumn 21, Issue 3, 2005, Pages 212-216

  Knowlton, K F ^a   Parsons, C M ^a   Cobb, C W ^b   Wilson, K F ^b  

^a VIRGINIA POLYTECHNIC INSTITUTE AND STATE UNIVERSITY   (United States)

^b Animal Feed Technologies LLC   (United States)

Author keywords

Lactating Cows; Phosphorus Excretion; Phytase

Indexed keywords

EID: 85008233260     PISSN: 10807446     EISSN: 1525318X     Source Type: Journal    
DOI: 10.15232/S1080-7446(15)31205-5     Document Type: Article

References (22)

1. Association of Official Analytical Chemists. Official Methods of Analysis. (15th Ed.). AOAC, Arlington VA., 1990.
2. Burkholder, K.M., Guyton, A.D., Mckinney, J.M., Knowlton, K.F., The effect of steam flaked or dry ground corn and supplemental phytic acid on nitrogen partitioning in lactating cows and ammonia emission from manure. J. Dairy Sci., 87, 2004, 2546.
3. Clark, W.D.J., Wohlt, J.E., Gilbreath, R.L., Zajac, P.K., Phytate phosphorous intake and disappearance in the gastrointestinal tract of high producing dairy cows. J. Dairy Sci., 69, 1986, 3151.
4. Dayrell, M.S., Ivan, M., True absorption of phosphorus in sheep fed corn silage and silage supplemented with dicalcium or rock phosphate. Can. J. Anim. Sci., 69, 1989, 181.
5. Duskova, D., Dvorak, R., Rada, V., Doubek, J., Marounek, M., Concentration of phytic acid in faeces of calves fed starter diets. Acta Vet. Brno., 70, 2001, 381.
6. Godoy, S., Meschy, F., Utilization of phytate phosphorus by rumen bacteria in a semi-continuous culture system (Rusitec) in lactating dairy goats fed on different forage to concentrate ratios. Reprod. Nutr. Dev., 41, 2001, 259.
7. Guyton, A.D., McKinney, J.M., Knowlton, K.F., The effect of steam flaked or ground corn and supplemental phytic acid on ruminal phytase activity and P balance in lactating cows. J. Dairy Sci., 86, 2003, 3972.
8. Hill, B.E., Hankins, S.L., Kearney, J.F., Arseneau, J.D., Kelly, D.T., Donkin, S.S., Richert, B.T., Sutton, A.L., Effects of feeding low phytic acid corn and phytase on phosphorus balance in lactating dairy cows. J. Dairy Sci. (Suppl. 1)., 85, 2002, 44.
9. Knowlton, K.F., Herbein, J.H., Phosphorus balance during early lactation in dairy cows fed diets varying in phosphorus content. J. Dairy Sci., 85, 2002, 1227.
10. Knowlton, K.F., Herbein, J.H., Meister-Weisbarth, M.A., Wark, W.A., Nitrogen and phosphorous partitioning in lactating Holstein cows fed different sources of dietary protein and phosphorus. J. Dairy Sci., 84, 2001, 1210.
11. Knowlton, K.F., Radcliffe, J.S., Novak, C.L., Emmerson, D.A., Animal management to reduce phosphorus losses to the environment. J. Anim. Sci., 82E, 2004, 173.
12. Martz, F.A., Belo, A.T., Weiss, M.F., Belyea, R.L., True absorption of calcium and phosphorus from alfalfa and corn silage fed to lactating cows. J. Dairy Sci., 73, 1990, 1288.
13. Martz, F.A., Belo, A.T., Weiss, M.F., Belyea, R.L., True absorption of calcium and phosphorus from corn silage fed to nonlactating, pregnant dairy cows. J. Dairy Sci., 82, 1999, 618.
14. Morse, D.H., Head, H., Wilcox, C.J., b. Disappearance of phosphorous in phytate from concentrates in vitro from rations fed to lactating dairy cows. J. Dairy Sci., 75, 1992, 1979.
15. Morse, D.H., Head, C.J., Wilcox, H., Horn, H.V., Hissem, C.D., Harris, B. Jr, a Effects of concentration of dietary phosphorous on amount and route of excretion. J. Dairy Sci., 75, 1992, 3039.
16. National Research Council. Nutrient Requirements of Dairy Cattle. (7th Rev. Ed.). Natl. Acad. Sci., Washington, DC., 2001.
17. Reid, R.L., Franklin, M.C., The utilization of phytate phosphorus by sheep. The Austr. Vet. J., 25, 1947, 136.
18. Van Soest, P.J., Robertson, J.B., Lewis, B.A., Methods for dietary fiber, neutral detergent fiber, and nonstarch polysaccharides in relation to animal nutrition. J. Dairy Sci., 74, 1991, 3583.
19. Wu, Z., Satter, L.D., Blohowiak, A.J., Stauffacher, R.H., Wilson, J.H., Milk production, estimated phosphorus excretion, and bone characteristics of dairy cows fed different amounts of phosphorus for two or three years. J. Dairy Sci., 84, 2001, 1738.
20. Wu, Z., Satter, L.D., Sojo, R., Milk production, reproductive performance, and fecal excretion of phosphorus by dairy cows fed three amounts of phosphorus. J. Dairy Sci., 83, 2000, 1028.
21. Yanke, L.J., Bae, H.D., Selinger, L.B., Cheng, K.J., Phytase activity of anaerobic ruminal bacteria. Microbiology., 144, 1998, 1565.
22. Young, V.R., Lofgreen, G.P., Luick, J.R., The effects of phosphorus depletion, and of calcium and phosphorus intake, on the endogenous excretion of these elements by sheep. Br. J. Nutr., 20, 1966, 795.