DMPQ: What are the merits and demerits of canal irrigation? (Geography)

Merits:

  • Most of the canals provide perennial irrigation. This saves the crops from drought conditions and helps in increasing the farm production.
  • Canals carry a lot of sediments brought down by the rivers. The sediments is deposited in the agriculture fields which adds to the fertility.
  • Some of the canals are parts of multipurpose project and therefore provide cheap source of irrigation.
  • Low operational cost.

 

Demerits:

  • Leads to the problem of water logging along the canal route.
  • Capillary action brings alkaline salts to the surface and makes large area unfit for agriculture.
  • The marshy areas near the canals act as breeding grounds of mosquitoes which result in widespread malaria.
  • Many canals over flow during rainy season and flood the surrounding areas.
  • Canal irrigation is suitable in plain areas only.

 

Final Destination for Haryana PSC Notes and Tests, Exclusive coverage of HPSC Prelims and Mains Syllabus, Dedicated Staff and guidence for HPSC Exams HPSC Notes brings Prelims and Mains programs for HPSC Prelims and HPSC Mains Exam preparation. Various Programs initiated by HPSC Notes are as follows:- For any doubt, Just leave us a Chat or Fill us a querry––

Hope we have satisfied your need for HPSC Prelims and Mains Preparation

Kindly review us to serve even better


HPSC Mains Test Series 2020

20 Quality mock tests and GS Mains Notes

Mains Test Series and Notes

Mains Printed Notes (With COD)


HPSC Prelims Test Series 2020

24 Quality mock tests and GS Prelims Notes

Prelims Test Series and Notes

Prelims Printed Notes (With COD)

[jetpack_subscription_form title=”Subscribe to HPSC Notes” subscribe_text=”Never Miss any HPSC important update!” subscribe_button=”Sign Me Up” show_subscribers_total=”1″]

error: Content is protected !!