condition mean min max 12pM Fe,Midday 28.705 28.705 28.705 12pM Fe,Midnight 31.15745 23.5674 38.7475 58pM Fe,Midday 17.3786 17.3786 17.3786 58pM Fe,Midnight 37.0715 0.0 51.0047 233pM Fe,Midnight 46.83573333333333 35.3942 57.1285 1160pM Fe,Midday 23.973314285714288 19.9068 31.3382 1160pM Fe,Midnight 21.591591666666666 10.9532 35.7895 High carbon,Dark 21.642606666666666 0.0 39.576 High carbon,Light 18.284003076923078 3.55768 46.2278 Low carbon,Dark 12.2749 12.2749 12.2749 Phloroglucinol 18.018233333333335 12.3071 22.6446 Silicon starvation,12h 78.2228 78.2228 78.2228