440 REPORT OF COMMISSIONER OF FISH AND FISHERIES. [8] 



Nitrogen factors of protein infiesh offish and other animals. 



Were it not for the especial care observed in tlie analyses, of whicli 

 more complete descriptions of methods and analytical details will, I 

 trust, be given in a future report, I should be inclined to question tbe 

 accuracy of some of the above figures for percentages of nitrogen. In 

 every analysis the determinations were made in duplicate, and in a num- 

 ber where the results were out of the usual line,\the determinations were 



