Show hog cholera danger with the large number of pigs now on farms increasing the opportunity for cor hog cholera and other infections to spread farmers in the important pork producing middle western states are immunizing their animals against cholera at an earlier age than in the post past according to U S department of agriculture reports A A small proportion are reported to have received treatment before weaning but veterinarians recommend about two weeks after weaning for the best and longest lasting results immunization of pigs at about ten weeks is expected to re fult in smaller losses from hog cholera as well as less danger of checking gr growth howth by means of the treatment when they are older and especially while being fattened for market |