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August 02, 2011


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Duncan Bell

Dr Bell here... just wanted to clarify that the screw pump is driven with a small electric motor. The solar panel powers the motor when the sun is shining.

Dr Duncan Bell

I have updated this design dramatically this year. There are individual trays instead of a long rack. My home garden uses gravity and is connected to the tank of my toilet. The garden plot systems are gravity-fed from garbage cans filled with water.

See the blog site for the latest videos and descriptions.

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