OAK-LEAF POISONING OF DOMESTIC ANIMALS. 
17 
more or less mucus, indicating intestinal irritation. The steer 
made no gain in weight during the time it was eating oak, but after 
being put on pasture at the termination of the experiment, July 27, 
gained rapidly. (Fig. 9.) 
S2S 
£- /O /S20 2SSO S /O /S202S30 S /O /S 20 2S 30 3~ /O /&20 2S3O 
Fig. 9.— Weight curve of cattle No. 758, fed oak from June 11 to July 26, 1917. 
No. 770 ; a steer, was fed with No. 758, having the same course of 
treatment. Early in the experiment the animal became much 
constipated, this condition being very marked by June 19. The 
feces contained much mucus and more or less blood. As the experi- 
ment proceeded, the animal ceased to eat freely of the oak and on 
2 a + SC 7 3 S /O // /2 /3 /4 /S/G /7/0 /&20 2/22232*25Z€272G29303/ 
—Temperature curve of cattle No. 770 during July, 1917; fed oak from June 11 to July 26, 1917. 
July 6, 7, and 8 a daily ration of alfalfa hay was added. By July 13 
it was in poor condition, standing in a dejected attitude, with its 
head extended in a position that seems to be typical of bad oak- 
brush cases. Much of the time it was lying down. The pulse became 
99620°— 19— Bull. 767 3 
