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A free screen saver for Hydroponics dictionary.com

This Hydroponic Nutrients Calculator will calculate the necessary and proper amounts of nutrients for your hydroponic or soil gardening system.

Hydroponic tool to help you diagnose nutrient deficiency. read the descriptions and use the pictures to help keep your plants healthy.

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.