condition mean min max 12pM Fe,Midday 70.3315 70.3315 70.3315 12pM Fe,Midnight 70.05345 66.9649 73.142 58pM Fe,Midday 47.9964 47.9964 47.9964 58pM Fe,Midnight 76.60701428571429 0.0 146.151 233pM Fe,Midnight 95.38816666666666 89.356 102.773 1160pM Fe,Midday 41.110485714285716 33.7669 59.0555 1160pM Fe,Midnight 72.9212 33.4098 135.499 High carbon,Dark 70.2198 29.8713 101.897 High carbon,Light 32.959553846153845 16.7785 47.8181 Low carbon,Dark 36.6014 36.6014 36.6014 Phloroglucinol 32.596333333333334 19.7622 56.9992 Silicon starvation,12h 60.9401 60.9401 60.9401