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for aquaponics, You would however need some kind of a substrate for the bacteria and the fungi that convert the fish metabolites into feed for the plants. something that provides enough surface space for the microorganisms. like lava rock...
for aquaponics, You would however need some kind of a substrate for the bacteria and the fungi that convert the fish metabolites into feed for the plants. something that provides enough surface space for the microorganisms. like lava rock...