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The History of Hydroponics by Danny Danko
Hydroponic cultivation—the growing of plants without soil—is a science as ancient as the fabled Hanging Gardens of Babylon and as modern as a future NASA mission to Mars. Over the centuries, the crude agricultural techniques of the Babylonians and Aztecs have been refined into space-age plastic systems in which plants literally defy gravity—growing toward a centrally placed light source like planets revolving around the sun.
- Tue Jun 23 04:49 pm, 2009
- views: 297
- from: Danko
- category: horticulture
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