Nov., 1938] Vitamin A Requikements of Growing Chicks 



19 



The total feed consumed by groups showed a rather definite relation- 

 ship to the amount of vitamin A fed. Group 1 consumed the least with 

 an average per bird for the six-week period of 1.365 pounds of feed. 

 Group 1 received no vitamin A supplement. As the vitamin A intake by- 

 groups increased, just so did the feed consumption. Group 4 receiving 



EXPERIMENT E, TABLE X, Daily summary of weight and feed consumption in 



pounds by groui^s. 



