The main objective of the present study is to investigate the concentrations and distribution of heavy metals in sediments and benthic organisms (aquatic oligochaetes) from sewage .
本文报道了广州市河涌沉积物及底栖生物的重金属含量及分布状况。
2
Domestic sludge reduction research using micro-stage animals are mainly focused on oligochaetes worms, such as Naididae, Aeolosma hemprichii, Tubificidae and other large size metazoanes.