condition mean min max 12pM Fe,Midday 26.7779 26.7779 26.7779 12pM Fe,Midnight 31.00095 30.9082 31.0937 58pM Fe,Midday 13.8 13.8 13.8 58pM Fe,Midnight 16.530728571428572 0.0 21.6473 233pM Fe,Midnight 24.725833333333334 23.1664 26.2713 1160pM Fe,Midday 12.000367142857144 9.94707 13.6163 1160pM Fe,Midnight 7.9060041666666665 6.83804 10.4536 High carbon,Dark 16.59865 6.99581 29.4171 High carbon,Light 11.958333846153845 2.07884 23.0843 Low carbon,Dark 23.4301 23.4301 23.4301 Phloroglucinol 10.482973333333334 8.11328 14.0337 Silicon starvation,12h 44.2006 44.2006 44.2006