Aquaponics is a method of Agriculture which falls under the Soilless method of Growing crops. 

Working:

Plants are placed in a Tray called NFT trays where water flows at the root zone. Aquaponics is the symbiotic relationship between fishes and plants. The tanks hold Fishes which create waste by feeding which holds nutrition required by the plants. The fish waste is broken down which becomes nutrition to plants and the fish get fresh water to thrive in. 

Techniques of Growing in Aquaponics:

1. NET
2. DWC
3. Ebb and Flow.
4. NFT Troughs.
5. Wicking bed