R.k.Bhatnagar
EARTHWORM Vermiculture and Vermi Composting - Ludhiana Kalyani 1996 - 106
Role of Earthworms Organic wastes Vermiculture Vermicomposting
Earthworms of world are classified in to 10,families, comprising 240 genera and about 3320 species.
81-7096-993-X
Role of Earthworms ,Organic wastes ,Vermiculture
631.875
EARTHWORM Vermiculture and Vermi Composting - Ludhiana Kalyani 1996 - 106
Role of Earthworms Organic wastes Vermiculture Vermicomposting
Earthworms of world are classified in to 10,families, comprising 240 genera and about 3320 species.
81-7096-993-X
Role of Earthworms ,Organic wastes ,Vermiculture
631.875