supported by the National Natural Science Foundation of China (No. 31070454);the National Key Technology R&D Program in the 11th Five-Year Planof China (No. 2008BADA7B04);the Key Beijing Discipline of Ecology (No. XK10019440)
Earthworms (Eiseniafetida) were used to study the impact of low-dose cadmium in treated artificial soil (0, 0.6, 3, 6, 15, 30 mg/kg) and contaminated natural soil (1.46 mg/kg). The changes of earthworms' physio...