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PMG March-April Cover Story

The O2 Grow Oxygen Generators

Indoor marijuana gardeners who use hydroponic systems have, at the very least, heard of dissolved oxygen. Dissolved oxygen is the molecular oxygen found in-between the water (H2O) molecules. It is the oxygen used by aquatic creatures and the aerobic organisms living in and around a plant’s rhizosphere. When evaluating aquatic life, the water quality is rated by its dissolved oxygen content. The more dissolved oxygen, the better the water quality for living organisms to thrive. More…

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