vegetation : math, physics, and chemistry : agrology > totally medium
  Complete medium, the actual mean is completely inorganic medium, the method is formulated so: calcium nitrate 1 g, 0.25 g potassium dihydrogen phosphate, magnesium sulfate 0.25 g, 0.25 g ferric chloride, potassium chloride or potassium nitrate 0.25 grams, these drugs were dissolved in 1 liter of distilled water, with medium to good.
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