condition mean min max 12pM Fe,Midday 16.0989 16.0989 16.0989 12pM Fe,Midnight 22.06845 18.6556 25.4813 58pM Fe,Midday 11.2604 11.2604 11.2604 58pM Fe,Midnight 12.434171428571428 0.0 17.403 233pM Fe,Midnight 13.290333333333333 12.5085 14.2566 1160pM Fe,Midday 7.243374285714286 6.36376 8.09037 1160pM Fe,Midnight 8.368515 4.49637 11.8763 High carbon,Dark 9.738003333333333 2.46847 17.0692 High carbon,Light 5.45279 0.90263 11.6169 Low carbon,Dark 8.22173 8.22173 8.22173 Phloroglucinol 12.70921 9.03113 15.4124 Silicon starvation,12h 16.4003 16.4003 16.4003