In addition, it also studied the sources of the erythrocytes in loach, the possibility to monitor the river water quality and the problems that must to be noticed.

此外，还探讨了泥鳅红细胞的微核来源和利用泥鳅红细胞核的遗传损伤监测河水水质的可行性及注意问题。

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The realisation that the effects of land-use changes in the Thames catchment take more than 30 years to show themselves fully has profound implications for policies to monitor and manage the river's water quality.

BBC: Thames archive reveals long nitrate rise