QUESTION

Easy

Environment & Ecology

Prelims 2022

"System of Rice Intensification" of cultivation, in which alternate wetting and drying of rice fields is practised, results in:

  1. Reduced seed requirement
  2. Reduced methane production
  3. Reduced electricity consumption

Select the correct answer using the code given below:

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Explanation

System of Rice Intensification (SRI) includes a method called Alternate Wetting and Drying (AWD) which is a form of controlled irrigation of the rice crops. The benefits from the program include

  1. Reduction in methane emissions as compared to traditional rice cultivation.
  2. Reduction in water consumption .
  3. Reducing fuel consumption .
  4. Increase paddy yields .
  5. Reduce required seeds for transplanting.
  6. Reduce use of chemical fertilizers and agrichemicals .
  7. Reduce irrigation demand .
  8. Reduce production costs .
  9. With increased output and reduced costs, farmers net income is increased .

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