condition mean min max 12pM Fe,Midday 54.2287 54.2287 54.2287 12pM Fe,Midnight 37.65155 35.9766 39.3265 58pM Fe,Midday 35.5744 35.5744 35.5744 58pM Fe,Midnight 28.538571428571426 0.0 37.3657 233pM Fe,Midnight 38.7813 35.9346 41.6327 1160pM Fe,Midday 31.984385714285715 28.0249 38.4989 1160pM Fe,Midnight 20.186641666666667 10.2382 38.3055 High carbon,Dark 22.625712 0.74094 39.799 High carbon,Light 9.215765384615384 1.73126 23.9726 Low carbon,Dark 24.3089 24.3089 24.3089 Phloroglucinol 5.718083333333333 4.10117 8.27557 Silicon starvation,12h 32.7164 32.7164 32.7164