The farming of fish, algae, crustaceans and mollusks is known as aquaculture or aquafarming. It involves the cultivation of saltwater and freshwater populations in a controlled environment. Hydroponics involves growing plants without soil, using only mineral nutrient solutions in an aqueous solvent. Aquaponics is a food production system which combines the principles of both aquaculture and hydroponics. The nutrient rich aquaculture water is fed to...
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