condition mean min max 12pM Fe,Midday 25.4789 25.4789 25.4789 12pM Fe,Midnight 16.9021 14.6004 19.2038 58pM Fe,Midday 21.3947 21.3947 21.3947 58pM Fe,Midnight 9.621851428571428 0.0 12.5317 233pM Fe,Midnight 12.5194 12.1435 13.0049 1160pM Fe,Midday 21.037971428571428 18.4006 23.6375 1160pM Fe,Midnight 4.954623333333333 3.62495 6.35358 High carbon,Dark 9.149418666666666 4.39029 16.2871 High carbon,Light 10.387742307692308 2.75506 18.9411 Low carbon,Dark 11.4067 11.4067 11.4067 Phloroglucinol 8.768603333333333 8.148 9.77494 Silicon starvation,12h 25.2953 25.2953 25.2953