Patent ID: 7604742
Filing Date: 2009-10-20
Classification: C02F,C05F,Y02P,Y02W

Abstract:
1. A biofertilizer comprising a material comprising organic waste contacted with a geophagous earthworm Pheretima elongata culture under conditions wherein said material is converted to a biofertilizer by said geophagous earthworm Pheretima elongata culture, wherein the Pheretima elongata culture is prepared by a process comprising: (a) providing the geophagous earthworm Pheretima elongata ; (b) providing a covered green space; (c) adding said geophagous earthworm Pheretima elongata to said green space; and (d) providing conditions for said geophagous earthworm Pheretima elongata culture to develop, wherein said geophagous earthworm Pheretima elongata culture is provided as a biofilter medium, and wherein said biofilter medium further comprises (i) a bacteria culture; and (ii) a mineral source under controlled moisture content.