'New York Agbicultueal Experiment Station. 103 



Table IV. — Intake and Outgo of Nitrogen and Phosphorus — Concluded. 

 F. — iNORGANi c PHOSPHORUS — Concluded. 



Table V. — Distribution and Balance of Calcium, Magnesium and Potassium. 



DISCUSSION OF THE DATA. 



Nitrogen. — Jordan, Hart and Patten^ make the statement that 

 there is no relation whatever between the excretion of phosphorus 

 and nitrogen. Two papers have since appeared which are inter- 

 esting in this connection. The one reports experiments on four 

 rabbits by Le Clerc and Cook,^ showing that the addition of inor- 

 ganic phosphorus to a normal ration increases the nitrogen meta- 



• Jordan, Hart and Patten, N. Y. Agrl. Expt. Sta. Tech. Bull. No. 1, p. 48. 

 2 Le Clerc and Cook, Jour. Biol. Chem., 2: 303, 1906. 



