1. Bharathi Ch, Subbarao BVSSR (1985) Toxic effects of two organophosphate insecticide monocrotophos and dichlorovos to common earthwormLampito mauritii. Water Air Soil Pollut 28:127–130.
2. Bostrom U, Lofs-Holmin A (1982) Testing side effects of pesticides on soil fauna. A critical literature review. Reports 12 Swedish University of Agricultural Sciences and Department of Ecology and Environmental Research Uppsala Sweden.
3. Davey S P (1963) Effects of chemicals on earthworms — A review of the literature U.S. Fish and Wildlife Service Special Scientific Report Wildlife no. 74.
4. Dean Ross D (1983) Methods for assessment of the toxicity of environmental chemicals to earthworms. Ecotoxicol Environ Safety 6:216–222.
5. Edwards C A (1966) Insecticide residues in soil. Residue Rev 13:83–132.