condition mean min max 12pM Fe,Midday 57.8273 57.8273 57.8273 12pM Fe,Midnight 63.1175 52.7328 73.5022 58pM Fe,Midday 62.539 62.539 62.539 58pM Fe,Midnight 26.677114285714286 0.0 44.694 233pM Fe,Midnight 38.835966666666664 32.0116 43.8129 1160pM Fe,Midday 38.47971428571429 25.3986 54.2506 1160pM Fe,Midnight 17.15244583333333 0.0 39.6151 High carbon,Dark 32.049379333333334 0.0 70.5293 High carbon,Light 13.907973846153846 0.0 38.4079 Low carbon,Dark 62.6448 62.6448 62.6448 Phloroglucinol 101.5979 64.4197 122.571 Silicon starvation,12h 3.65577 3.65577 3.65577