condition mean min max 12pM Fe,Midday 78.3152 78.3152 78.3152 12pM Fe,Midnight 67.25205 61.6789 72.8252 58pM Fe,Midday 63.6235 63.6235 63.6235 58pM Fe,Midnight 54.5089 42.1411 81.4035 233pM Fe,Midnight 33.551633333333335 33.3585 33.7833 1160pM Fe,Midday 60.68882857142857 53.3921 68.2487 1160pM Fe,Midnight 31.768658333333335 12.57 52.0767 High carbon,Dark 49.26463 7.59695 130.657 High carbon,Light 43.658487692307695 2.15697 92.7467 Low carbon,Dark 63.6297 63.6297 63.6297 Phloroglucinol 57.07926666666667 51.8288 62.873 Silicon starvation,12h 49.2493 49.2493 49.2493