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Chapter 11 - Coggle Diagram

- - - - Phytotoxic
      - Toxic to aquatic species
- - - - precipitation
      - temperature
    - - flora and fauna
        
        function
        
        Help form soil organic matter
        
        Cycle nutrients
        
        Facilitate weathering of rocks/minerals
        
        Enhance infiltration
        
        Mix soil - Bioturbation
    - - organic - derived from plants
      - geologic - rocks/minerals
      - weathering of rocks
    - - also known as relief
    - - can take 100s of 1000s of years to form
      - difference between young/old soils
    - - 25% air
      - 25% water
      - 45% minteral particles
      - Organic matter 5%
        
        80% humus
        
        10% roots
        
        10% organisms