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प्रश्न
Canal irrigation leads to the ground around it becoming unproductive.
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उत्तर
Excessive flow of water in the fields raises the grounds water level. Capillary action brings alkaline salts to the surface and makes large areas unfit for agriculture.
संबंधित प्रश्न
Give one geographical reason for each of the following:
Canal irrigation is more suitable in the Northern Plains.
State two reasons why irrigation is important to a country like India.
Give one geographical reason for each of the following statements:
Irrigation is necessary despite the monsoon.
Name one State where tank irrigation is important. Give three disadvantages of tank irrigation
Why is canal irrigation more popular in Northern India?
Give two advantages and one disadvantages that tube wells have over surface wells.
The drip method of irrigation is the best among all modem methods of irrigation.
Irrigation arrangements are no less important in areas of heavy rainfall in India.
Name the types of irrigation prevailing in India.
State two reasons why there is a need for irrigation in India.
