| salmonella dublin infection in adult cattle: a slaughter house and knackery survey in south west wales. | a survey was carried out between june 1970 and december 1971 in which gall bladders from cattle either slaughtered for food consumption or disposed of through knackeries were cultured for salmonellas. salmonella dublin was isolated from 28 of 1917 gall-bladders of adult cattle killed in the slaughterhouse at carmarthen, and from 23 of 197 gall-bladders obtained from adult cattle sent to a knackery at abergwili, near carmarthen. the results are compared with a similar survey carried out in 1947 a ... | 1977 | 264496 |