title: Correlation between humification and the oxidase activity of the causative micro-organisms.
mesh_terms: D001419:Bacteria / Q000201:enzymology / Q000378:metabolism*; D002241:Carbohydrates / Q000032:analysis*; D003124:Colorimetry; D003470:Culture Media; D002523:Edible Grain; D005947:Glucose / Q000032:analysis; D006812:Humic Substances / Q000032:analysis*; D010088:Oxidoreductases / Q000378:metabolism*; D012822:Silicon Dioxide; D012987:Soil / Q000032:analysis*; D012988:Soil Microbiology
chemical_list: D002241:Carbohydrates; D003470:Culture Media; D006812:Humic Substances; D012987:Soil; D012822:Silicon Dioxide; D010088:Oxidoreductases; D005947:Glucose