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22. Nitrogen utilization by the ruminant. Appreciation of its nutritive value. Conrad HR, Hibbs JW. J Dairy Sci; 1968 Feb; 51(2):276-85. PubMed ID: 5639333 [No Abstract] [Full Text] [Related]
23. [Hematological and biochemical indices in feeding animals synthetic nitrogenous substances]. Gladenko IN, Shevtsova GN, Zaĭtseva LD. Veterinariia; 1979 Dec; (12):61-3. PubMed ID: 524738 [No Abstract] [Full Text] [Related]
24. [Effect of various urea rations on the histology and histotopochemistry of glycogens and fats in the liver and kidneys of heifers and their calves]. Pivko J, Blaho R. Vet Med (Praha); 1973 Jun; 18(6):333-9. PubMed ID: 4199837 [No Abstract] [Full Text] [Related]
25. Blood urea nitrogen in Guernsey cattle. Lane AG, Campbell JR. J Dairy Sci; 1966 Feb; 49(2):193-4. PubMed ID: 5948385 [No Abstract] [Full Text] [Related]
30. [Effect of exogenous growth hormone in heifers fed fodder with addition of urea. II. Urea nitrogen and amino acids in serum and in cellular blood elements]. Barej W, Garwacki S, Kulasek G. Acta Physiol Pol; 1970 Jul; 21(2):259-68. PubMed ID: 5507268 [No Abstract] [Full Text] [Related]
31. Metabolic aspects of nonprotein nitrogen utilization in ruminant animals. Chalupa W. Fed Proc; 1972 Jul; 31(3):1152-64. PubMed ID: 4555775 [No Abstract] [Full Text] [Related]
32. [In vitro studies of urea metabolism in rumen juice. 3. Urea liberation from mixed feed in rumen juice]. Müller R, Kirchner I. Z Tierphysiol Tierernahr Futtermittelkd; 1971 Oct; 28(3):150-60. PubMed ID: 5140722 [No Abstract] [Full Text] [Related]
33. Nitrogen recycling through the gut and the nitrogen economy of ruminants: an asynchronous symbiosis. Reynolds CK, Kristensen NB. J Anim Sci; 2008 Apr; 86(14 Suppl):E293-305. PubMed ID: 17940161 [Abstract] [Full Text] [Related]
34. [Studies on nitrogen utilization in urea fed animals]. Teller E, de Baere R, Lousse A. Z Tierphysiol Tierernahr Futtermittelkd; 1975 Dec; 36(2):105-12. PubMed ID: 1210804 [No Abstract] [Full Text] [Related]