FREE HOW TO HYDROPONIC - Free Downloads

Hydroponics application describing different system types. Shows how nutrient film technique, wick, drip, aeroponics, ebb& flow, and waterculture systems work.A useful hydroponics calculator to help your hydroponic grow. Includes calculators for grow light wattage, grow light energy costs, EC or PPM conductivity, temperature conversion, air exchange, and a carbon dioxide calculator.