fish farming

Model of automatic circulation, the water in the aquarium is used to provide waste, nutrition for vegetables, then filtered back to the fish.

Subject: 'The system of separating waste and residues in catfish farming industry' has been successfully implemented by Mr. Nguyen Huan, Hong Ngu town's Economic Department. The

Scientists in Berlin are studying how to grow tomatoes and fish in a closed, highly sustainable system.

Aqualibrium is a set of tools for growing fish together with clean vegetables. The device is designed to be compact in the upper vegetable area of 0.19m2 and the bottom tank has a