condition mean min max 12pM Fe,Midday 87.3343 87.3343 87.3343 12pM Fe,Midnight 69.2976 55.8919 82.7033 58pM Fe,Midday 112.944 112.944 112.944 58pM Fe,Midnight 39.25758571428572 0.0 78.3425 233pM Fe,Midnight 58.77546666666667 49.9738 75.308 1160pM Fe,Midday 54.99917142857143 32.2461 90.756 1160pM Fe,Midnight 32.35556 0.0 75.6142 High carbon,Dark 39.428362666666665 0.0 96.5754 High carbon,Light 27.21603769230769 0.0 84.8158 Low carbon,Dark 10.9165 10.9165 10.9165 Phloroglucinol 143.8535 88.4035 178.385 Silicon starvation,12h 133.782 133.782 133.782