DISEASES COMMUNICABLE IN MILK 



49 



Tuberculin Testing in Minnesota. Some Minnesota figures are given 

 by Gillie. In the year ending Aug. 1, 1908, 25,887 grade cattle were 

 tested with 7.7 per cent, reactors and in the same period l,329purebreds 

 were tested with 36.8 per cent, reactors. The law requiring the test of 

 purebred cattle sold for breeding purposes went into effect Jan. 1, 1910. 

 In the first 7 months 3,035 such cattle were tested with 11.2 per cent, 

 reactors and from Aug. 1, 1910, to Aug. 1, 1911, 1,717 tests were made 

 under the law and of these 1,214 were of cattle tested the year before; 

 only 0.9 per cent, of reactors were found out of the whole number. In 

 Table 24 are the results that he obtained when at the Minnesota Experi- 

 ment Station. 

 TABLE 24. TUBERCULIN TESTS AT MINNESOTA EXPERIMENT STATION (GILLIE) 



Tuberculin Testing in Montclair N. J. In 1907 when Montclair, 

 N. J., required that either the tuberculin test be applied to the herds 

 supplying the town or that the milk be pasteurized, 17 herds in New 

 Jersey were tested with the results that appear in Table 25. 



TABLE 25. TUBERCULIN TEST OF HERDS SUPPLYING MONTCLAIR, N. J. (WELLS) 



