Thread: difference between an Ebb and Flow
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Old 02-10-2009, 01:09 AM
Ron Ron is offline
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ebb and flow (aka) Flood and Drain is a kind of hydroponics. Just as NFT (nutrient film technique), aeroponics, Drip emitter systems are all forms of hydroponics. Any system where plants are grown without soil could be considered hydroponics.
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