condition mean min max 12pM Fe,Midday 93.0487 93.0487 93.0487 12pM Fe,Midnight 56.44565 54.9436 57.9477 58pM Fe,Midday 79.9404 79.9404 79.9404 58pM Fe,Midnight 32.95692857142857 0.0 46.2158 233pM Fe,Midnight 37.993566666666666 36.7228 39.2362 1160pM Fe,Midday 51.672642857142854 45.1763 62.1112 1160pM Fe,Midnight 25.997358333333334 21.7849 33.3202 High carbon,Dark 46.92346666666667 25.7226 64.316 High carbon,Light 64.49958461538462 19.7459 118.475 Low carbon,Dark 58.0189 58.0189 58.0189 Phloroglucinol 49.616299999999995 37.9672 62.657 Silicon starvation,12h 60.9447 60.9447 60.9447