condition mean min max 12pM Fe,Midday 12.6597 12.6597 12.6597 12pM Fe,Midnight 57.948499999999996 46.785 69.112 58pM Fe,Midday 13.6023 13.6023 13.6023 58pM Fe,Midnight 77.38734285714285 0.0 166.036 233pM Fe,Midnight 81.29093333333333 79.178 84.0236 1160pM Fe,Midday 55.93314285714286 30.2021 155.491 1160pM Fe,Midnight 43.175875 37.4402 52.2344 High carbon,Dark 41.718182666666664 3.81747 102.916 High carbon,Light 40.917889230769234 2.09299 137.741 Low carbon,Dark 36.735 36.735 36.735 Phloroglucinol 10.536616666666667 7.08297 15.0939 Silicon starvation,12h 18.6506 18.6506 18.6506