250 Veterinary Elements. 



a herd. This disease appears somewhat suddenly, its 

 presence being made known by death of the young cattle 

 between six months and two years of age, especially dur- 

 ing the months of June, July and August. Crackling- 

 swellings on the skin of the body, thighs, neck, shoulders, 

 etc., and limbs above the knees and hocks, which swell- 

 ings are at first small and painful, later becoming cold 

 and insensible, together with fever, loss of appetite, and 

 stoppage of rumination are all signs of this disease. The 

 swellings give out a crackling sound when the hand is 

 passed over them, if an incision is made into them a dark 

 red, frothy, nasty smelling fluid flows from the wound. 

 The germ obtains entrance through wounds in the skin, 

 taking from one to five days to develop. The germ re- 

 tains its vitality and contagious character for months, fire 

 being its surest destroyer. The most satisfactory treat- 

 ment is that of a preventive nature, obtained by the use 

 of Blackleg vaccine or blacklegine, which can be got 

 from any druggist. All dead bodies of cattle affected 

 with this disease should be burned. 



Hog cholera and swine plague may be considered, for 

 all practical purposes, as one disease, differing only in 

 locality, the first named attacking the intestines of hogs; 

 the second the lungs of those animals. The disease is 

 very contagious and fatal to hogs. The onset of the 

 disease may last from a few hours to several weeks. 

 Hogs affected droop and cough, lose their appetite and 

 flesh rapidly, are very weak, may show diarrhoea or 

 constipation with pink spots over the abdomen or thighs. 

 The bowels are often found to be ulcerated and the 

 lungs inflammed on post-mortem. Treatment so far has 



