a study was performed in hybrid up flow anaerobic sludge blanket (huasb) and anaerobic filter (af) reactors to compare the start-up time and optimum hrt required for the treatment of poultry slaughterhouse wastewater under similar loading conditions. initially, the reactors were started at an olr of 0.77 kg cod/m3.d and hrt of 36 h. loading rates were increased by reducing hrt 24, 16, 12, 10 an...

background: leptospirosis, a spirochetal zoonosis, is considered an occupational disease of persons engaged in agriculture, sewage works, forestry, and butchery. objective: to determine the environmental sources and the knowledge, attitude and practices for leptospirosis among butchers and slaughterhouse workers, as well as the seroprevalence of leptospirosis among cattle and pigs presented for...

The infection by the Mycobacterium genus is important in pig farming due to economic losses caused total or partial carcass condemnation slaughterhouses. present study investigated occurrence of a tuberculosis outbreak pigs, based on identification lesions at slaughter line slaughterhouse. At inspection slaughterhouse, carcasses were identified with viscera containing macroscopic that indicated...

A cross-sectional study was conducted from December 2019 to March 2020 detect the major causes of carcass condemnation and estimate attributed financial loss in chickens slaughtered at a private poultry slaughterhouse Bishoftu, Ethiopia. The involves postmortem (PM) inspection 400 randomly selected chickens. From total subjected PM examination, 77 (19.25%) them had abnormalities. Of these, 35(8...