Effect of Heavy Metal Contaminated Sewage Effluents on the Soil Arthropods in and around Calcutta

Contents: 1. Introduction. 2. Review of literature: (i). On general edaphic factors. (ii). On soil pollution. 3. Study sites. 4. Materials and methods. 5. Results. 6. Statistical analysis. 7. Discussion. 8. Summary. 9. Acknowledgements. 10. References.