1. National Research Council (NRC). Nutrient requirements of small ruminants: Sheep, Goats, Cervids, and New World Camelids. Washington, DC, USA: National Academies Press; 2007.
2. Suttle NF. Mineral nutrition of livestock. 4th EditionWallingford, UK: CAB International; 2010.
3. Russell EL, Hale WH, Farris Hubbert J. Evaluation of diammonium phosphate as a source of nitrogen for ruminants. J Anim Sci 1962; 21:523–6.
4. National Research Council (NRC). Nutrient requirements of sheep. Washington, DC, USA: National Academies of Press; 1985.
5. Prasad R, Agrawal IS, Verma ML. The effect of lime treatment of wheat straw and its supplementation with diammonium phosphate on growth in heifers. Indian J Anim Nutr 1985; 2:114–9.
6. Oltjen RR, Waller GR, Nelson AB, et al. Ruminant studies with diammonium phosphate and urea. J Anim Sci 1963; 22:36–42.
7. Iranian Council of Animal Care. Guide to the care and use of experimental animals. 1:Isfahan, Iran: Isfahan University of Techlogy; 1995.
8. Association of Official Analytical Chemists. Official methods of analysis of AOAC. 16th ednArlington, VA: Association of Official Analytical Chemists International; 1995.
9. Van Keulen J, Young BA. Acid insoluble ash as a natural marker for digestibility studies. J Anim Sci 1977; 44:282–7.
10. Jorhem L. Determination of metals in foods by atomic absorption spectrometry after dry ashing: NMKL collaborative study. J AOAC Int 2000; 83:1204–11.
11. Bauer PJ. Affinity and stoichiometry of calcium binding by arsenazo III. Anal Biochem 1981; 110:61–72.
12. Goodwin JF. Quantification of serum inorganic phosphorus, phosphatase and urinary phosphate without preliminary treatment. Clin Chem 1970; 16:776–80.
13. Saifer A, Gerstenfeld S. The photometric microdetermination of blood glucose with glucose oxidase. J Lab Clin Med 1958; 51:448–60.
14. Tietz NW. Clinical Guide to Laboratory Tests. 3rd edPhiladelphia, PA, USA: W. B. Saunders; 1995.
15. Klin Z. Recommendation of the German Society of Clinical Chemistry. Standardization of methods for measurement of enzymatic activities in biological fluids. Chem Klin Biochem 1972; 10:182–91.
16. Statistical Analysis System. SAS user’s guide: statistics 9.2 ed. Cary, NC, USA: SAS Institute; 2003.
17. Ternouth JH. Endogenous losses of phosphorus by sheep. J Agric Sci 1989; 113:291–7.
18. Venediktov AM, Magomedov MS, Grishin FA. Ammoniated monocalcium phosphate as a supplement for livestock. Khimiya v Sel’ skom Khozyaistive 1973; 10:786–8.
19. Karadzhyan AM, Kagramanayan DA, Markaryan GS. Combinend effect of natural zeolite and diammonium phosphate on growth of fattening bull calves. Trudy erevanskogo zooveterinarnogo institute 1987; 60:32–4.
20. Dias RS, Silva T, Pardo RMP, et al. Rumen phosphorus metabolism in sheep. J Agric Sci 2009; 147:391–8.
21. Dias RS, Lopez S, Patino RMP, et al. An extended model of phosphorus metabolism in growing ruminants. J Anim Sci 2011; 89:4151–62.
22. Annenkov BN, Dukhin IP, Madison VL, et al. Phosphorous metabolism in calves on different rations. Doklady Vsesoyuznoi Ordena Lenina Akademii Sel Sroknozyaistvennykh Nauk 1973; 6:28–30.
23. Bogdani DH, Habibi S, Sejdari I. Role of diammonium phosphate in balancing protein and mineral content in the feed for rearing beef cattle. Buletini I Shkecave Zooternike e Veterinare 1983; 1:23–33.
24. Van Straalen JP, Sanders E, Prummel MF, et al. Bone-alkaline phosphatase as indicator of bone formation. Clin Chim Acta 1991; 201:27–34.
25. Healy PJ. Serum alkaline phosphatase in sheep. Clin Chim Acta 1971; 33:431–6.
26. National Research Council (NRC). Mineral tolerances of animals. 2nd ednWashington, DC, USA: National Academy of Sciences; 2005.