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: 248
• from: Danko
• category: horticulture