8 books
Earthworms -- The Waste Managers
Vermiculture Revolution
Earthworms -- The Soil Managers
Microremediation, Phytoremediation & Vermiremediation Biotechnologies for Contaminated Lands & Soil
Earthworm Vermicompost
Chemicals & Radioactive Materials & Human Development
Environmental Biotechnologies for Bioremediation of Contaiminated Lands & Soil by Microbes, Plants & Earthworms
Ethnobiology