condition mean min max 12pM Fe,Midday 9.24001 9.24001 9.24001 12pM Fe,Midnight 43.65605 43.3587 43.9534 58pM Fe,Midday 17.4118 17.4118 17.4118 58pM Fe,Midnight 37.70721428571429 0.0 49.5359 233pM Fe,Midnight 56.16226666666667 55.5805 56.8542 1160pM Fe,Midday 4.530597142857142 3.75635 6.65117 1160pM Fe,Midnight 50.900591666666664 31.6498 80.3878 High carbon,Dark 51.898867333333335 6.50881 82.1631 High carbon,Light 33.27757538461538 1.4402 96.7061 Low carbon,Dark 26.9708 26.9708 26.9708 Phloroglucinol 10.77582 6.59898 15.9712 Silicon starvation,12h 31.2516 31.2516 31.2516