【摘要】 本文检查了7种家畜（包括猪肉砧板）、家禽粪便标本784份。首次从中检出17种O157出血性大肠杆菌，平均检出率为2．17％，其中以猪最高达6．61％．其次为鸡3．64％，鸽子1．25％，还在猪内与砧板上检出此菌。根据检出菌株与O157、H7诊断血清凝集反应及其产生动力的情况将它们分为二类即：O157；H7（8株）及O157：NM（9株）。更多还原

【Abstract】 We examined 784 stool specimens from seven kinds of domein 1997, from which 17Strains of E. colt 0157were detected for the first time. The mean detection rate was 2.17%. Among them,the detection rate of pigs wasthe highest,at 6.61%,chickens 3.64%,doves 1.25% and pork choppimg block 1.49%,According to their serological reaction and modility, they were classified into two types:0157: H7 (8 strains ) and 0157: NM (9 strais).更多还原