| a retrospective study of the aetiology and temporal distribution of bovine clinical mastitis in smallholder dairy herds in the dar es salaam region of tanzania. | a 31-year record-based retrospective study was carried out to determine the aetiology and temporal distribution of bovine clinical mastitis in smallholder dairy herds in the dar es salaam region of tanzania over the period november 1971-december 2002. laboratory information on 1964 quarter samples from 1365 cows in 281 smallholder dairy herds were retrieved, compiled and studied. eighty-eight percent of the quarter samples were culture-positive and the predominant mastitis pathogens isolated wer ... | 2007 | 16516507 |