.1 .Inn.- 



U. S. DKI'AkTMKNT OF AGRICULTURE, 

 BUREAU OF CHEMISTRY BULLETIN No. 123. 



II. W. \\II.KV, Chief of r.urvuu. 



METABOLISM OF 



1NOU(JANI( 1 



AND 



A FEEDING KXrKKIMKM I'SIMi IMIYTIN 

 AND SnDH'M IMlnsiMIATKS. 



I . < . TOOK. 



WASHINGTON: 



QCn RRV M BH1 PB1 OFFICE. 



