Waste management is a major stakeholder of a nation that aspires for development. Organic biodegradable waste invades the city of Kinshasa: streets, green spaces, aquatic environments and in other cities of the country where their management becomes a serious problem. In this work, three organic substrates: cow dung, sawdust and soil (fertile soils) were recycled by mixing them in the form of scenarios (dung alone, dung with sawdust and dung with soil). Recycling was carried out using the vermicomposting technique. The trials have yielded a fertile manure that meets ecological standards and earthworms that are increasingly being considered in the production of animal proteins and economically profitable
Show abstract
Full Text
