July as, is*} Growth-Promoting Value of Proteins of Palm Kernel 167 
incorporated in the diet. These animals grew at a fair rate during the 
first 20 or 25 days, then began to decline. At points marked X, the 
animals were given daily 85 mgm. of yeast vitamin preparation to which 
Chart 3.—Curves showing vitamin B deficiency with 40 per cent palm-kernel meal in diet. 
they responded promptly, making excellent growths. Rat 1250 <? in¬ 
creased in weight from 83 gm. to 148 gm. in 15 days. On being deprived 
of the vitamin preparation, growth was retarded, and a decline soon 
