condition mean min max 12pM Fe,Midday 0.198215 0.198215 0.198215 12pM Fe,Midnight 48.3942 44.7316 52.0568 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 38.49934285714286 0.0 57.7391 233pM Fe,Midnight 50.403333333333336 48.8832 51.4574 1160pM Fe,Midday 0.236027 0.0 0.522354 1160pM Fe,Midnight 87.76388333333334 76.7911 96.9624 High carbon,Dark 36.759202 6.30488 112.572 High carbon,Light 32.08565646153846 0.593494 109.548 Low carbon,Dark 10.9512 10.9512 10.9512 Phloroglucinol 20.094166666666666 13.6395 25.214 Silicon starvation,12h 32.3674 32.3674 32.3674