The micronucleus test with vicia faba root tip cell was used to study the water pollution of main rivers in suburban of Nantong city.

• 利用蚕豆根尖细胞微核技术对南通市郊区主要河流水体的污染状况进行了检测,测定各采样点水样的蚕豆根尖细胞微核千分率(MCN‰)及污染指数(PI),并进行了统计分析。