OCR Text |
Show TUBERCULOSIS TESTS ARE ?10ST RELIABLE Disease ts Introduced Into Herds in Various Ways Animals Should Be Purchased Only From Droves Known to be Free From Ailment Community Pastures Are Dangerous Here are a few ways in which tuberculosis tuber-culosis may be introduced into a healthy herd, according to specialists of the United States department of agriculture ag-riculture : By the addition of an animal that is affected with the disease; therefore animals should be purchased only from herds known to he free from tuberculosis, tu-berculosis, or from herds under supervision super-vision for the eradication of the disease. dis-ease. By feeding calves with milk or other dairy products from tubercular cows; this frequently oectirs where the owner own-er purchases mixed skim milk from Ihe creamery and feeds It to his calves without first making it safe by boiling or pasteurization. By showing cattle at fairs and exhibitions. exhi-bitions. Reports have indicated that numerous herd have become infected through mingling with infected cattle at shows or by occupying infected premises. The shipment of animals in cars which have recently carried diseased cat lie and which have not been disinfected disin-fected properly. Community pastures; pastures in which tuberculous cattle are allowed o graze are a source of danger. In most cases ihe outward appearance appear-ance of the animal hears no relation .0 the decree of infection. The disease dis-ease frequently develops so slowly that in some enxes it may he mouths, or even longer, before any symptoms are shown; therefore, be on the safe sMe and have your herd tesied. Much valuable information on the subject is contained in Farmers' Bulletin Bul-letin 1000, Tuberculosis In Live Stuck. Copies may be bad by addressing a request re-quest to the United Slates department of agriculture, Washington, D. C. |