condition mean min max 12pM Fe,Midday 44.5426 44.5426 44.5426 12pM Fe,Midnight 51.799400000000006 45.6957 57.9031 58pM Fe,Midday 54.1933 54.1933 54.1933 58pM Fe,Midnight 30.155757142857144 0.0 45.1846 233pM Fe,Midnight 33.05713333333333 29.9661 38.1421 1160pM Fe,Midday 37.5781 31.1794 49.3615 1160pM Fe,Midnight 37.79318333333333 14.0068 79.787 High carbon,Dark 36.67173 4.98007 89.666 High carbon,Light 50.036552307692304 3.27785 158.198 Low carbon,Dark 9.0475 9.0475 9.0475 Phloroglucinol 287.46466666666663 165.011 348.894 Silicon starvation,12h 41.1829 41.1829 41.1829