62 



MAINE STATE COLLEGE 



the concentrated food to be tested, the digestibility of this hay 

 having been determined by previous experiments with the same 

 animals. In this case Red Top hay was fed with both the mid- 

 dlings and bran. The daily rations were as follows : 



(■ 400 grs. Eed Top Hay f 400 grs.RedTop Hay 



Sheep 1 and 2 < Sheep and 3 4^ 



(400 grs, middlings (.400 grs. bran. 



When the digestion experiment previously recorded was begun, 

 a much larger lot of Red Top hay was cut and mixed than was 

 used in that experiment, and this surplus was again sampled and 

 weighed out for use in the middlings and bran experiment. A 

 quantity of middlings was thoroughly mixed, from which the ra- 

 tions were weighed and samples taken. The bran was similarly 

 treated. 



Analytical data. The analyses of the second sample of Red 

 Top and of the middlings and bran gave the following figures : 





In 100 parts air-dry 



In 100 parts water-free 





substance. 



substance. 













§ 



























h 

















































M 











M 















OJ 











QJ 















» u 











C, 















<0 OJ 











0) U 















^ tj 











l-« 



































a 





la 







fl 











u 

 o 







u 



l^« 









u 



M<B 







1 



i 



4^ 



2 



a 

 £> 



2 > 



d 



■s 







01 



c> 



"S 





< 



Ph 



^ 



•A 



fe 



< 



b 



E 



S" 



u 





fo 



1o 



i 



io 



i 



f« 



i 



Io 



i 



1' 



i 



XCIII, Red Top Hay 



10.07 



4.50 



8.18 



■25.73 



48.17 



3.35 



5.00 



9.09 



28 61 



.-.3.. 57 



3.73 



XCII, Fancy Midu lings 



11.13 



3.1 4 



20.0 



5.7357.0:1 



4 01 



3.4-2 



•2-2.57 



5.32 



64.18 



4.51 



XCr, Bran 



11.55 



6. OJ 16.56 



8.0653.31 



4.41 



6.84 



18.72 



9.11 



60.28 



5.05 



The necessary analyses of the feces were also made. 



