condition mean min max 12pM Fe,Midday 87.9887 87.9887 87.9887 12pM Fe,Midnight 53.380399999999995 49.3996 57.3612 58pM Fe,Midday 68.1729 68.1729 68.1729 58pM Fe,Midnight 28.26637142857143 0.0 40.2721 233pM Fe,Midnight 25.736933333333333 22.7945 27.8073 1160pM Fe,Midday 60.358557142857144 49.9479 66.0441 1160pM Fe,Midnight 9.198904166666667 6.13566 14.2415 High carbon,Dark 36.83109266666667 5.72695 95.1427 High carbon,Light 19.723267076923076 0.810572 49.1136 Low carbon,Dark 32.0101 32.0101 32.0101 Phloroglucinol 147.12566666666666 128.692 163.735 Silicon starvation,12h 38.8548 38.8548 38.8548