Show L I IE IES tl OCI I j S I Twin Brother to T. T B B. Cause of Cattle Loss The Thc twin brother to tuberculosis Is one of the thc names given by veterinarians veterinarians to a fatal disease which causes havoc in any herd where It gains en en- trance This disease also called Johnes Johne's disease and resembling tuberculosis I somewhat In symptoms and effects Is I Inot not a new one but has often been confused with tuberculosis so has but recently been credited with the seriousness seriousness seriousness seri seri- that it deserves Herds in dairy states are menaced If this twin brother to T. T B B. B once gets Its hold on ona ona ona a dalr dairy animal It It Is believed that once Johne's Johnes disease gets under way In the animal death Is certain to result from It says B B. B A A. Beach veterinarian at the Wisconsin College of Agriculture The liThe annual loss in Wisconsin so far tar reported may run as ns high as ns 12 per percent percent percent cent in badly Infected herds The I disease Is a contagious one and purchase purchase purchase pur pur- chase from an Infected herd Is usually the origin of the trouble in other herds Another bad feature of this disease I I Is that It gene generally raIl affects only young oung heifers Because of this tendency to affect the most valuable stock and because because because be be- cause Its spread is so rapid this disease disease disease dis dis- dis- dis ease Is worse than tuberculosis S Symptoms of Johnes Johne's disease show about six months after the germs of or Infection gain entrance to the body Immediately after calving Is when the Infected animals are most apt to show the symptoms Infected animals lose flesh rapidly so that they become mere walking skeletons Diarrhea occurs at InterVals Intervals intervals inter Inter- vals and the milk flow Is greatly reduced reduced reduced re re- re- re and finally stops The disease which Is contracted through the mouth In feeding yards can be detected by bythe bythe bythe the test which according to Mr 11 Hastings head of the bacteriology department department de de- de- de at the experiment station is similar to the tuberculosis test That much can be done says Mr Hastings through the thc u use e of this test to fo decrease the spread of this disease In a herd has been demonstrated demonstrated demon demon- I in Denmark Prompt removal and isolation of all animals reacting to the test Is the only prevention Complete descriptions of the symptoms symptoms toms and effects of the disease and methods of detection and prevention of its spread in dairy herds are given ghen in bulletin Issued b by the agricultural station Madison Wis 15 |