This paper reports the results of water pollutional detection of the seven sewage streams in Guangzhou city using micronucleus test technique of vicia faba root-tip cells.

• 摘要利用蚕豆根尖细胞微核技术监测广州市7条河涌水质污染状况，结果表明全部受试水样均能引起微核率显著升高；