condition mean min max 12pM Fe,Midday 94.2686 94.2686 94.2686 12pM Fe,Midnight 3.65091 3.59464 3.70718 58pM Fe,Midday 79.9377 79.9377 79.9377 58pM Fe,Midnight 3.448787142857143 0.0 4.92697 233pM Fe,Midnight 21.086466666666666 20.5503 21.9175 1160pM Fe,Midday 61.60677142857143 56.898 68.3167 1160pM Fe,Midnight 29.05065666666667 9.20258 55.8992 High carbon,Dark 83.94926 13.2969 201.362 High carbon,Light 91.34011 1.27695 255.287 Low carbon,Dark 17.8713 17.8713 17.8713 Phloroglucinol 45.46373333333334 37.0366 52.9671 Silicon starvation,12h 74.7327 74.7327 74.7327