THE EFFECT OF WASTEWATER AND TREATED WITH THE SEWAGE LAND DISPOSAL SYSTEM WATER ON THE MICRONUCLEI OF TADPOLE ERYTHROCYTIES OF TOAD (Bufo bufo andrewsi)

摘要

In this paper,we used the frequencies of micronucleated erythrocytes in theaquatic vertebrate tadpoles as the indicator to study the mutagenicity of wastewaterof Mingtong River and various water quality treated with the Sewage land DisposalSystem.The water from Songhuaba Reservoir and Underground water near by