condition mean min max 12pM Fe,Midday 2840.36 2840.36 2840.36 12pM Fe,Midnight 1286.295 1250.97 1321.62 58pM Fe,Midday 2459.89 2459.89 2459.89 58pM Fe,Midnight 1598.3977142857143 886.74 2062.97 233pM Fe,Midnight 1357.6466666666665 1341.34 1368.86 1160pM Fe,Midday 10019.255714285715 9435.94 10279.7 1160pM Fe,Midnight 1010.3226666666667 935.739 1094.82 High carbon,Dark 916.0035333333333 273.691 2785.25 High carbon,Light 3613.680153846154 591.774 8927.98 Low carbon,Dark 636.258 636.258 636.258 Phloroglucinol 1883.566 974.348 2464.52 Silicon starvation,12h 599.683 599.683 599.683