﻿26 



BULLETIN 1138, U. S. DEPARTMENT OF AGRICULTURE. 



day, but the three others finished the test either in good or in fine 

 condition. The pen showed a gain in weight of 4 per cent. The 

 pigeons thai were fed 25 per cent of hog liver in their ration all 

 completed the 70-day test in fine condition with an average gain 

 in weight of 12.1 per cent. Figures 23 and 24 show the changes 

 in weights of the pigeons on the lamb-liver and hog-liver diets. 



Table 15. — Experimental feeding of dried lamb and hog liver with polished rice. 



Liver ration. 



Pigeon 



No. 



Survival Change in 

 period, weight. 



Result. 



15 per cent lamb liver. 



Do 



Do 



Do 



Do 



Average. 



pen 42. 



25 per cent lamb liver. 



Do 



Do 



Do 



Do 



Average. 



15 per cent hog liver . 



Do 



Do 



Do 



Average. 



25 per cent hog liver. 



Do 



Do 



Do 



164 

 165 

 166 

 167 

 168 



Days. 

 20 

 22 

 16 

 24 

 24 



Per cent. 

 -14.3 

 -12.9 



-9.9 

 -10.2 



-9.7 



21 



-11.4 



159 

 160 

 161 



162 

 U63 



-2.3 



-12.8 



+ 18.3 



-15.6 



-7.4 



62 



-3.1 



155 

 156 

 157 

 158 



149 

 150 

 151 

 308 



Average. 



-3.6 

 -1.6 



+9.8 

 + 11.3 



+ 4.0 



+ 16.2 



+8.4 

 + 14.8 

 +8.8 



+ 12.1 



Polvneuritis. 

 Do. 

 Do. 

 Do. 

 Do. 



Fine condition end of test. 



Polyneuritis. 



Fine condition end of test. 



Fair condition end of test. 



Died, injury. 



Polyneuritis. 



Good condition end of test. 

 Fine condition end of test. 

 Do. 



Do. 

 Do. 

 Do. 

 Do. 



1 Data for this pigeon excluded from average. 



/^ /*£/£ CENT L/l/E/Z 



2S /=£"/e CENT L/l/E/Z. 



+eo 



■420 



^3<SO 

 (\,3<50 

 ^3*0 

 320 

 300 

 2&0 

 200 



r- v i ■ ■ \ 



^" 



7 



^ ^\ 



«*r- ' S9 % — , A -v«V- 



X- ^Z M±/ X 



^-X^/i^ ■*% ^5 - 



~"^^~- s X - v s — -^ 



st^ ^ . t^ _,t 



- k - -W- 



^Fr 



ErfCrt ZiOSZ/ZONTrfL ^E^CTE /ZEP/?ESENT^ /O £>S?Y^ 

 Fio. 23. — Dried lamb liver; changes in weights of pigeons fed. 



