condition mean min max 12pM Fe,Midday 42.6738 42.6738 42.6738 12pM Fe,Midnight 62.213849999999994 50.7189 73.7088 58pM Fe,Midday 65.1163 65.1163 65.1163 58pM Fe,Midnight 28.80142857142857 0.0 36.3475 233pM Fe,Midnight 26.7591 24.5387 28.7454 1160pM Fe,Midday 35.773671428571426 29.9583 41.1782 1160pM Fe,Midnight 19.533933333333334 15.3487 22.7553 High carbon,Dark 31.506425533333335 0.839473 79.1474 High carbon,Light 24.89439769230769 5.69643 67.6767 Low carbon,Dark 31.8413 31.8413 31.8413 Phloroglucinol 27.593666666666667 14.8335 36.5635 Silicon starvation,12h 108.021 108.021 108.021