Fertilization Calculation Basics for Hydroponics

"I’m often asked by growers and students alike to walk them through the calculations for setting up a hydroponic fertilizer recipe. While the math itself is pretty straightforward, there are several key points to take into account, including: percent elemental composition of a fertilizer, injector ratios, size of stock tank, and compatibility of fertilizer salts in stock tanks. This alert will cover the basics of fertilizer calculations when using dry fertilizers. Step one how much fertilizer to achieve a ppm target?..."

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