condition mean min max 12pM Fe,Midday 118.642 118.642 118.642 12pM Fe,Midnight 94.9717 84.3504 105.593 58pM Fe,Midday 104.98 104.98 104.98 58pM Fe,Midnight 82.30720000000001 0.0 111.542 233pM Fe,Midnight 64.66546666666666 60.1404 70.2302 1160pM Fe,Midday 94.308 86.3554 101.105 1160pM Fe,Midnight 51.577641666666665 36.8866 61.8759 High carbon,Dark 80.80232 39.3573 142.79 High carbon,Light 78.13360769230769 37.6845 133.144 Low carbon,Dark 69.9422 69.9422 69.9422 Phloroglucinol 74.0082 71.2323 78.5753 Silicon starvation,12h 84.1442 84.1442 84.1442