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5. [Physiological estimate of urea concentrates used in the feeding of ruminants. I. Metabolism of urea and ammonia in heifers 4 to 10 months of age]. Barej W, Garwacki S, Kulasek G, Palyska M, Wiechetek M, Owczarczyk B. Pol Arch Weter; 1972 Sep; 15(4):789-97. PubMed ID: 4663269 [No Abstract] [Full Text] [Related]
8. [Urea utilization in ruminants. B. Growing young bulls. 6. pH values and ammonia concentrations in rumen juice and ammonia and urea content of blood plasma following administration of large amounts of urea]. Farries FE, Zgajnar J. Z Tierphysiol Tierernahr Futtermittelkd; 1972 May; 29(4):204-18. PubMed ID: 5044464 [No Abstract] [Full Text] [Related]
12. [Effect of various nitrogen sources on ruminal fermentation as well as on the urea and ammonia concentration of bovine blood serum]. Bolduan G, Blödow S, Voigt J, Piatkowski B, Steger H. Arch Tierernahr; 1972 Apr; 22(3):137-48. PubMed ID: 4656589 [No Abstract] [Full Text] [Related]
13. A comparison of nitrogen metabolism and ammonia toxicity from ammonium acetate and urea in cattle. Webb DW, Bartley EE, Meyer RM. J Anim Sci; 1972 Dec; 35(6):1263-70. PubMed ID: 4647456 [No Abstract] [Full Text] [Related]
14. Retention of nitrogen by growing heifers given grass silage plus isocaloric supplements containing groundnut meal or urea. Griffiths TW, Bath IH. Proc Nutr Soc; 1972 May; 31(1):23A. PubMed ID: 5048473 [No Abstract] [Full Text] [Related]
15. Evaluation of urea-phosphate as a source of nitrogen and phosphorus for ruminants. Perez CB, Warner RG, Loosli JK. J Anim Sci; 1967 Jul; 26(4):810-9. PubMed ID: 5624622 [No Abstract] [Full Text] [Related]