condition mean min max 12pM Fe,Midday 139.385 139.385 139.385 12pM Fe,Midnight 177.077 163.104 191.05 58pM Fe,Midday 111.346 111.346 111.346 58pM Fe,Midnight 135.93242857142857 107.88 163.26 233pM Fe,Midnight 89.0996 87.8192 90.9591 1160pM Fe,Midday 58.08207142857143 55.8449 63.012 1160pM Fe,Midnight 77.73606666666666 44.5489 108.432 High carbon,Dark 103.41144 41.4003 175.78 High carbon,Light 51.70056153846154 12.9778 142.234 Low carbon,Dark 61.1946 61.1946 61.1946 Phloroglucinol 108.21276666666667 84.3203 129.694 Silicon starvation,12h 161.485 161.485 161.485