6 BULLETIN 1212, U. S. DEPARTMENT OF AGRICULTURE. 
ee ae 
te Pe Eee arma tae ten te towne it Lnaysninderiectieetine td 
than in Figure 2. 
RESULTS OF EXPERIMENTAL WORK AND CONCLUSIONS. 
SYMPTOMS. 
Ordinarily the first marked symptom was depression. All the sick 
animals exhibited it, and in those that were severely poisoned it was” 
accompanied by weakness and in two cases by trembling. Some of— 
the animals, while standing, were in a “ humped- up” position, In- 
| dicating some pain. The pulse in the very sick animals was rapid | 
é 
2 
j 
Fic, 5.—Sheep 691 just after 8 a. m., July 19, showing depression more markedly 
; 
