13 Advantages and Disadvantages of System of Rice Intensification (SRI)

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The System of Rice Intensification (SRI) involves cultivating rice with as much organic manure as possible, starting with young seedlings planted singly at wider spacing in a square pattern; and with intermittent irrigation that keeps the soil moist but not inundated, and frequent inter cultivation with weeder that actively aerates the soil.
System of Rice Intensification (SRI)
System of Rice Intensification (SRI)
The Advantages/Benefits of SRI:
  • Higher yields – Both grain and straw
  • Reduced duration (by 10 days)
  • Lesser chemical inputs
  • Less water requirement
  • Less chaffy grain %
  • Grain weight increased without change in grain size
  • Higher head rice recovery
  • Withstand cyclonic gales
  • Cold tolerance
  • Soil health improves through biological activity
The Disadvantages of SRI:
  • Higher labour costs in the initial years
  • Difficulties in acquiring the necessary skills
  • Not suitable when no irrigation source available