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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
Name three traditional means of irrigation.
Give a reason why traditional means of irrigation are still important in most parts of India.
Give one geographical reason for each of the following:
Sprinkler irrigation is practised in arid and semi-arid regions.
State two reasons why irrigation is important to a country like India.
Development of irrigation is essential for the growth of the agriculture sector of India.
Give two advantages and one disadvantages that tube wells have over surface wells.
With reference to well irrigation, answer the following question :
Describe two methods of drawing water from the wells.
With reference to well irrigation, answer the following question:
Give two advantages and two disadvantages of wells.
Name the State which leads in irrigation by wells in India.
State two reasons why there is a need for irrigation in India.
