condition mean min max 12pM Fe,Midday 152.816 152.816 152.816 12pM Fe,Midnight 116.5115 109.588 123.435 58pM Fe,Midday 103.711 103.711 103.711 58pM Fe,Midnight 69.35081428571428 0.0 89.9684 233pM Fe,Midnight 65.87686666666667 63.754 68.5773 1160pM Fe,Midday 95.06342857142857 87.8308 105.005 1160pM Fe,Midnight 49.347725 32.0162 60.2443 High carbon,Dark 71.01404 18.5784 114.41 High carbon,Light 88.08691538461538 20.9626 189.132 Low carbon,Dark 101.257 101.257 101.257 Phloroglucinol 61.96796666666666 49.5297 72.2254 Silicon starvation,12h 71.7527 71.7527 71.7527