Bacterial and Fungal Contributions to Carbon Sequestration in Agroecosystems Six, J. ; Frey, S. D. ; Thiet, R. K. ; Batten, K. M. Abstract Publication: Soil Science Society of America Journal Pub Date: 2006 DOI: 10.2136/sssaj2004.0347 Bibcode: 2006SSASJ..70..555S