Soil Microbiology and BiochemistrySoil microbiology and biochemistry in perspective; Soil as a habitat for organisms and their reactions; Methods for studying soil organisms;Components of the soil biota; Occurrence and distribution of soil organisms; Carbon cycling and soil organic matter; Dynamics of residue decomposition and soil organic matter turnover; Transformation of nitrogen between the organic and inorganic phase and to nitrate; Reduction and transport of nitrate; Return of nitrogen to soil: Biological nitrogen fixation; Mycorrhizal relationships; Phosphorus transformations in soil; Sulfur transformation in soil; Microbial transformation of metals. |
Contents
Carbon Cycling and Soil Organic Matter | 6 |
Soil as a Habitat for Organisms and Their Reactions | 11 |
Methods for Studying Soil Organisms | 32 |
Copyright | |
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aerobic aggregates Agricultural algae amino acids anaerobic association atmosphere bacteria Biochemistry biological biomass biota carbon cell walls cellulose chemical clay CO₂ commonly components compounds concentration cyanobacteria cycle decomposable decomposition degradation denitrification diffusion Ecology electron energy enzymes Figure filaments forest formation fungal fungus genera genetic genus glucose grassland H₂ H₂O humic hyphae inoculant inorganic involved legumes lichens lignin lithotrophic litter major materials measurement membrane metabolism microbial activity microbial biomass microflora microorganisms mineralization moisture molecules mycorrhizal fungi N₂ fixation N₂-fixing N₂O NH4+ nitrate nitrification nitrogen fixation nitrogen-15 nitrogenase NO₂ nodules nutrients O₂ occur organotrophic oxidation particles pathogens phosphorus plant residues plant roots pore potential produce protein protozoa ratio reaction redox reduced reductase rhizobia Rhizobium rhizosphere shown in Fig shows soil microbiology soil organic matter Soil Sci soil water soluble species spores structure substrate sugars sulfate sulfur surface symbiotic Table temperature uptake usually