Microchaetus sp.
[ref. ID; 4437]
Test system
Field tests (in Nieuwoudtville in the Northern Cape, south Africa)
Toxicants
Copper oxycloride
Test design/concentrations
Control plots and exposure plots (4.25 g/l).
Measurements/observations
Number of earthworms, biomass, neutral red retention times of the coelomocytes, copper concentration in earthworm body tissues.