Please enable JavaScript.

Coggle requires JavaScript to display documents.

Agriculture (Increasing yields (Irrigation (Surface, Localised, Sprinkler,…

- - - - overcultivation
      - overgrazing
    - - desertification
      - habitat loss
      - silting up of rivers/sedimentation
      - displacement of people (due to desertification)
    - - vegetation cover
      - cropping systems
      - ploughing techniques
- - - - From weathering
        
        Physical
        
        chemical
        
        Biological
      - From erosion
      - Mineral ion
        
        nitrogen (from nitrate, NO3-)
        
        phosphorous (phosphate, PO4 3-)
        
        potassium (K+)
        
        magnesium (Mg2+)
    - - Living organism
        
        living plants
        
        microorganism
        
        animals
      - The decaying remains of living organisms
  - - - well drained
      - fertile
      - easily cultivated
- - - - Slash and burn
      - shifting cultivation