Measuring Nutrient Strength
For hydroponic growing, knowing the amount of nutrients (or dissolved salts) in the nutrient feed solution is critical to success. The amount of nutrient (or dissolved salts) in water or Nutrient Strength of a solution can be measured and expressed as Electro-conductivity (EC) usually expressed in millisiemens per centimetre (mS/cm), parts per million (ppm) or in conductivity factor (cF). &nbs...
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