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ANNUAL, KEPOETS CF DEPAETMENT OF AGEICrLTUr.E. 



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Extent of cooperative tuberculosis eradication Eradication of cattle ticks from the 

 work in the rnitcd States, showing herds United Slates. Everj' year since 

 under supervision. 1906 has shown progress. 



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Outbrtaks of foot-and-mouth disease in 

 cattle. In 1870, 1880, and 1884 

 only a few head were infected ; in 

 1902, 4.712 were infected ; in 1908-9 

 2,025^ and in 1914-191G, 77,240 

 were slaughtered. The disease is 

 now absent from the United States. 



Extent of hog-cholera losses. Im- 

 muniaation by serum prevents 

 recurrence of serious outbreaks of 

 the past. 



