Totally 118 pathogenic strains were isolated,among them 64 strains(54.2%,64/118)were Gram negative bacilli,43 strains (36.4%,43/118)were Gram positive cocci.

• 共分离出118株菌珠；其中革兰阴性杆菌64株；占54.；2%25；革兰阳性球菌43株；占36