Are our modern reagents so pure that we can prepare a hydroponic solution that contains only the
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Are our modern reagents so pure that we can prepare a hydroponic solution that contains only the nine major and seven minor essential elements and nothing else? Can we be certain we have discovered all the minor essential elements?
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The essential elements for plant growth can be divided into macro and micro elements The nine major essential elements typically refer to the macronut...View the full answer
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