UPSC PRELIMS_POWER PLAY- AGRICULTURE SERIES ( Hydroponics)

Hydroponics and Soil less Farming

Soiless farming is the technique of cultivating plants by eliminating traditional soil media and using other substrates (like coco peat, gravel, etc.,) instead. This can be performed under controlled environment and can be established anywhere independent of land availability and soil fertility.

Hydroponics is a technique of growing plants in nutrient solution with or without use of any artificial medium. The roots of the plants are kept immersed in the nutrient solution so that the plants receives all micro and macro nutrients though the nutrient solution.

Why hydroponics?

• Hydroponically grown plants have faster growth, that reduces crop duration, as the root tips are directly into the nutrient rich solution, they get what they need more easily than plants grown in soil.

• These plants are free from troublesome weeds, many soil borne pest and diseases so there is no need for any harmful insecticides, herbicides, fungicides, etc.

• Higher yield can be obtained in smaller area with good quality produces.

• Off season production is possible through this system.

• Arable land is decreasing worldwide, this offers an opportunity.

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