Show decrease in TB 70 of cattle shown efforts made to cut down losses due to malady effective prepared by tho the united states depart mont of Acri agriculture culture service the success of the nationwide nation wide campaign to eradicate bovine tuberculosis lias fins been due largely to tile the determination on the part ot of the public not to tolerate the presence of such a dangerous live stock malady this Is the opinion expressed by dr A C E wight in charge ot of tuberculosis eradication for the united states department of agriculture nt at a recent annual meeting of the united states live stock sanitary association at chicago referring to the results obtain obtained ed by the campo campaign ign doctor wight gave the following comparison n in tile the 30 15 year period ended in 1903 tuberculin tests were applied k which disclosed an in infection of 10 p per e r cent in tile the year 1931 alone more than tuberculin tests showed only 15 per cent infection this was uns at the rate of more than a million tests a month and Is an indication of the vast effort being put forth to conquer tuberculosis among cattle tuberculosis eradication work under the area plan continues to bo a satisfactory and practical method of exterminating the disease doctor wight said since the first of november 1930 1030 counties have been added to the modified accredited area where the degree of infection has been found to exist to not more than one half of I 1 per cent this makes a total of 1271 cou counties n or nearly 42 per cent of the total number of counties in the united states in which bovine tuberculosis has been practically eradicated among other subjects discussed by doctor wight were tuberculosis free stock yards and the interstate shipment of cattle these problems lie he said will nill be greatly simplified when more of the cattle pro ducin counties can be placed in the modified accredited area |