Kolkata, May 9 : Want to conserve water and grow plants indoors without soil? One can do that by using fish poop.
Plants can be grown using fish excreta through a method known as acquaponics, in which fish are raised in a tank and the water mixed with the fish excreta is used for watering plants.
“There is less grain spoilage and reduced transportation cost because it could be set up within the city, he said. Setting up a small scale system costs around Rs.3,000, he said.
The small scale model was showcased as a part of the institute’s Prakriti Environmental Club activities and involves students Dhruv Gupta, Arun Dhillon and Yoganand.