DIGESTIBILITY OF SOME BY-PRODUCT OILS. 



11 



Smc0 the amount of peach-kernel oil available for experimental 

 purposes was limited, only three tests with this oil were completed. 

 The results which were obtained in these tests are included in the 

 tables below : 



Data of digestion experiments ivitli peach-kernel oil in a simple mixed diet. 





Weight 

 of food. 



Constituents of foods. 



Experiment, subject, and diet. 



Water. 



Protein. 



Fat. 



Carbohy- 

 drates. 



Ash. 



Experiment No. 724, subject P. K.: 



Blancmange containing peach-kernel oil. 



Grams. 



1,751.0 

 278.0 

 500.0 

 172.0 



Grams. 

 757.0 

 25.0 

 434.5 



Grams. 



67.6 



29.5 



4.0 



Grams. 



219.4 



4.2 



1.0 



Grams. 



693.9 



214.9 



58.0 



172.0 



Grams. 

 13.1 

 4.4 



Fruit 



2.5 



















2,701.0 

 82.0 



1,216.5 



101.1 

 8.6 



224.6 

 17.9 



1,138.8 

 48.6 



20 





6.9 















92.5 

 91.5 



206.7 

 92.0 



95.5 



1,090.2 

 95.7 



13.1 



Digestibility of entire ration (per cent). . 







65.5 



Estimated digestibility of oil alone (per 

 cent) 





















Experiment No. 725, subject J. CM.: 



Blancmange containing peach-l^ernel oil. 



1,743.0 

 431.0 



1, 177. 

 140.0 



753.5 



38.8 



1,022.8 



67.3 



45.7 



9.4 



218.4 

 6.4 



2.4 



690.7 

 333.2 

 136.5 

 140.0 



13.1 

 6.9 



Fruit ■ 



5.9 



















3,491.0 

 89.0 



1,815.1 



122.4 



7.8 



227.2 

 8.0 



1,300.4 



65.8 



25.9 



Feces 



7.4 









Amount utilized 







114.6 

 93.6 



219.2 

 9G.5 



100.0 



1,234.6 

 94.9 



18.5 









71.4 



Estimated digestibility of oil alone (per 





















Experiment No. 726, subject A. A. R.: 



Blancmange containing peach-kernel oil. 

 Wheat biscuit 



800.0 



391.0 



1,253.0 



175.0 



345.9 



35.2 



1,088.9 



30.9 

 41.4 

 10.0 



100.2 

 5.9 

 2.5 



317.0 

 302.2 

 145.3 

 175.0 



6.0 

 fi.3 



Fruit 



6.3 



















2, 619. 

 85.0 



1,470.0 



82.3 

 28.0 



108.6 

 14.1 



939.5 

 33.5 



18.6 





9.4 















54.3 

 66.0 



94.5 

 87.0 



94.3 

 62.3 



906.0 

 96.4 



9.2 



Digestibility of entire ration (per cent) 







49.5 



Estimated digestibility of oil alone (pci 

 cent) 









Average food consumed per subject per day. 



979.0 



500.2 



34.0 



375.4 



7.2 



Summiary of digestion experiments with peach-kernel oil in a simple mixed diet. 





Subject. 



Digestibility of entire ration. 



Estimated 

 digesti- 



Experiment No. 



Protein. 



Fat. 



Carbohy- 

 drate. 



Ash. 



bility of 

 peach- 

 kernel oil 

 alone. 



724 



P. K 



Per cent. 

 91.5 

 93.6 

 66.0 



Per cent. 

 92.0 

 96.5 

 87.0 



Per cent. 

 95.7 

 94.9 

 96.4 



Per cent. 

 65.5 

 71.4 

 49.5 



Per cent. 

 95.5 



725 



J. C. M 



100.0 



726 



A A R 



94 3 









Average 



83.7 



91.8 



95.7 



62.1 



96.6 









