Abstract:In order to approach the role of earthworm in the ecological restoration of mining wasteland of Dexing Copper Mine in China, the survival rate and biomass of earthworms Eisenia foetida sarigny raised in reclamatation soil and reclamatation soil with tailing sand in Dexing Copper Mine were studied. The results showed the higher mortality and lower weight were found in earthworm population which raised in reclamatation soil with higher content of sands. The copper content of earthworm tissue were 82 5~1...