28 BULLETIN 945, U. S. DEPARTMENT OF AGRICULTURE. 



(6) Gouin, A., and Andouard, P. 1002-1903. Nouvelles recherches sur la 



nutrition des jeunes bovides. In Bui. Sta. Agron. Loire-Inf., p. 66- 

 100. 



(7) Hammarsten, O. 1915. A text-book of physiological chemistry- Trans- 



lated by J. A. Mandel. 7th ed. p. 762. 



(8) Hart, E. B., McCollum, E. V., and Humphrey, G. O. 1909. The role of 



the ash constituents of wheat bran in the metabolism of herbivora. 

 In Amer. Jour. Physiol., v. 24, no. 1, p. 86-103. 



(9) Henry, W. A., and Morrison, F. B. 1915. Feeds and feeding. 15th ed. 



p. 133. 



(10) Same. p. 668. 



(11) Same. p. 113. 



(12) Meigs, E. B., Blatherwick, N. R., and Cary, C. A. 1919. Contributions 



to the physiology of phosphorus and calcium metabolism as related 

 to milk secretion. In Jour. Biol. Chern., v. 37, no. 1, p. 1-75. 



(13) Meigs, E. B. Blatherwick, N. B., and Gary, C. A., with the collaboration 



of Woodward, T. E. 1919. Further contributions to the physiology 

 of phosphorus and calcium metabolism of dairy cows. In Jour. Biol. 

 Chem., v. 40, no. 2, p. 469-500. 



(14) Pearl, R., and Patterson, S. W. 1917. The change of milk flow with 



age, as determined from the seven day records of Jersey cows. Me. 

 Agr. Exp. Sta. Bui. 262. 



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