condition mean min max 12pM Fe,Midday 44.9642 44.9642 44.9642 12pM Fe,Midnight 35.5489 34.7312 36.3666 58pM Fe,Midday 26.084 26.084 26.084 58pM Fe,Midnight 28.94405714285714 21.1043 66.3243 233pM Fe,Midnight 18.7394 18.3108 19.0555 1160pM Fe,Midday 21.7785 17.6434 25.0839 1160pM Fe,Midnight 12.104015 8.92189 16.3671 High carbon,Dark 36.733072666666665 4.13989 118.54 High carbon,Light 65.11635461538462 5.0546 256.338 Low carbon,Dark 9.70159 9.70159 9.70159 Phloroglucinol 12.080426666666666 8.88528 14.3905 Silicon starvation,12h 20.4878 20.4878 20.4878