condition mean min max 12pM Fe,Midday 122.004 122.004 122.004 12pM Fe,Midnight 283.6095 272.615 294.604 58pM Fe,Midday 219.608 219.608 219.608 58pM Fe,Midnight 527.5607142857143 451.8 742.653 233pM Fe,Midnight 848.0863333333333 835.736 866.491 1160pM Fe,Midday 262.63385714285715 215.55 325.645 1160pM Fe,Midnight 537.9304166666667 373.218 882.857 High carbon,Dark 694.27666 82.7779 937.479 High carbon,Light 814.5794615384615 168.802 1956.02 Low carbon,Dark 636.853 636.853 636.853 Phloroglucinol 645.7013333333333 427.141 980.774 Silicon starvation,12h 379.415 379.415 379.415