condition mean min max 12pM Fe,Midday 10.3376 10.3376 10.3376 12pM Fe,Midnight 45.652649999999994 43.4473 47.858 58pM Fe,Midday 4.13099 4.13099 4.13099 58pM Fe,Midnight 81.6473 0.0 151.335 233pM Fe,Midnight 127.16366666666667 124.366 129.612 1160pM Fe,Midday 11.771504285714286 8.26998 20.8713 1160pM Fe,Midnight 104.75219166666668 66.9011 175.834 High carbon,Dark 43.45499066666667 4.65816 107.721 High carbon,Light 20.32276576923077 0.617475 87.0441 Low carbon,Dark 22.7589 22.7589 22.7589 Phloroglucinol 1.28851 1.13597 1.47579 Silicon starvation,12h 37.3778 37.3778 37.3778