... presence of earthworms also reduced the abundance of both bacteria and fungi after the active phase of vermicomposting of grape marc (Figure 11). Management of Organic Waste 48 Microorganisms ... Through the Gut of the Earthworm Eisenia fetida (Savigny, 1826). Journal of Hazardous Materials, vol. 161, No. 2-3, pp. 12 34- 1238, ISSN 03 04- 38 94. Management of Organic Waste 50developmental ... Vermicomposting of Animal Wastes: Effects of Dose of Manure Application on Carbon Loss and Microbial Stabilization. Journal of Environmental Management, vol. 88, No. 4, pp. 1525-1529, ISSN 0301 -47 97....