condition mean min max 12pM Fe,Midday 116.162 116.162 116.162 12pM Fe,Midnight 59.93470000000001 51.7729 68.0965 58pM Fe,Midday 161.52 161.52 161.52 58pM Fe,Midnight 54.14047142857143 0.0 109.556 233pM Fe,Midnight 38.181266666666666 0.0 62.0073 1160pM Fe,Midday 48.89747142857143 0.0 112.09 1160pM Fe,Midnight 71.91723333333333 14.2665 119.275 High carbon,Dark 75.64204666666667 0.0 166.215 High carbon,Light 90.50622307692308 0.0 310.143 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 64.42256666666667 51.9928 73.4397 Silicon starvation,12h 0.0 0.0 0.0