condition mean min max 12pM Fe,Midday 80.4798 80.4798 80.4798 12pM Fe,Midnight 56.2361 50.7817 61.6905 58pM Fe,Midday 54.8094 54.8094 54.8094 58pM Fe,Midnight 39.3645 0.0 51.1173 233pM Fe,Midnight 17.336133333333333 14.0138 21.9628 1160pM Fe,Midday 83.11118571428571 69.0851 98.6912 1160pM Fe,Midnight 14.533625833333334 8.12441 20.992 High carbon,Dark 38.94226 16.3993 80.2595 High carbon,Light 32.782584615384614 13.8412 64.5614 Low carbon,Dark 25.7145 25.7145 25.7145 Phloroglucinol 174.12966666666668 155.825 195.913 Silicon starvation,12h 20.58 20.58 20.58