chemical and fertiliser minerals -- extraction of peat -- other mining and quarrying n.e.c. mining support service activities - support activities for other mining and quarrying -- support activities for other mining and quarryin manufacturing manufacture of food products - processing and preserving of meat...
. biogas is generated in the bio-digesters (plants), in which bovine (cattle & buffalo) dung (manure) and other organic waste is fed and allowed to be digested under anaerobic (in the absence of air) condition for a prescribed number of days. the biogas thus generated is composed of a mixture of - %...
. biogas is generated in the bio-digesters (plants), in which bovine (cattle & buffalo) dung (manure) and other organic waste is fed and allowed to be digested under anaerobic (in the absence of air) condition for a prescribed number of days. the biogas thus generated is composed of a mixture of - %...