condition mean min max 12pM Fe,Midday 96.5168 96.5168 96.5168 12pM Fe,Midnight 61.09595 60.6703 61.5216 58pM Fe,Midday 89.7296 89.7296 89.7296 58pM Fe,Midnight 36.98291428571429 0.0 48.6393 233pM Fe,Midnight 41.30956666666667 40.206 42.2083 1160pM Fe,Midday 71.18198571428572 66.0742 74.7556 1160pM Fe,Midnight 22.105616666666666 16.0475 26.7543 High carbon,Dark 42.78708666666667 18.4167 72.9502 High carbon,Light 55.532386153846154 5.65682 117.499 Low carbon,Dark 29.8337 29.8337 29.8337 Phloroglucinol 60.472166666666666 46.126 75.5182 Silicon starvation,12h 55.5496 55.5496 55.5496