condition mean min max 12pM Fe,Midday 70.4825 70.4825 70.4825 12pM Fe,Midnight 55.884249999999994 55.4064 56.3621 58pM Fe,Midday 55.3059 55.3059 55.3059 58pM Fe,Midnight 36.9731 29.5467 41.9483 233pM Fe,Midnight 26.052566666666667 25.3495 26.9681 1160pM Fe,Midday 26.7593 21.078 31.58 1160pM Fe,Midnight 21.382116666666665 17.9083 26.7216 High carbon,Dark 29.522698666666667 5.13761 69.1705 High carbon,Light 17.482009230769233 3.26986 45.0468 Low carbon,Dark 32.9548 32.9548 32.9548 Phloroglucinol 14.43473 9.99989 20.2725 Silicon starvation,12h 11.9645 11.9645 11.9645