Fish and Vegetable Production in a Commercial Aquaponic ...

Each set of hydroponic tanks contained 48 air stones (7.6 cm x 2.5 cm x 2.5 cm), located 1.22 m apart along the central axis of the tank, which re-aerated and mixed the water, exposing it to a film of nitrifying bacteria that grew on the tank surface areas, especially the underside of the polystyrene sheets. ................
................

In order to avoid copyright disputes, this page is only a partial summary.

Google Online Preview   Download