Authors: Guimaraes, E Mangrich, AS Machado, VG Traghetta, DG Lobo, MA

Citation: E. Guimaraes et al., Criterious preparation and characterization of earthworm-composts in view of animal waste recycling. Part II. A synergistic utilization of EPR and H-1 NMR spectroscopies on the characterization of humic acids from vermicomposts, J BRAZ CHEM, 12(6), 2001, pp. 734-741

Authors: Mangrich, AS Lobo, MA Tanck, CB Wypych, F Toledo, EBS Guimaraes, E

Citation: As. Mangrich et al., Criterious preparation and characterization of earthworm-composts in view of animal waste recycling. Part I. Correlation between chemical, thermal and FTIR spectroscopic analyses of four humic acids from earthworm-composted animal manure, J BRAZ CHEM, 11(2), 2000, pp. 164-169