In order to explore the clinical therapeutic effect of dual suspension emulsion of florfenicol(DSEF) and determine the medication regimen,the artificial infection model of Duroc×Landrance×Yorkshire crossbred pigs of 15kg±1.5kg body weight was established.The florfenicol injection(FI) was used as the control group,and the high(40mg / kg),media(20mg / kg) and low dose(10mg / kg) groups of DSEF were used for clinical treatment and observation.The results showed that the cure rate of DSEF of high and media dose groups were 100%,and it ...