condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 0.0602045 0.0 0.120409 58pM Fe,Midday 0.103855 0.103855 0.103855 58pM Fe,Midnight 0.10989831428571428 0.0 0.198124 233pM Fe,Midnight 0.14637186666666668 0.0743166 0.219284 1160pM Fe,Midday 0.013863357142857144 0.0 0.0970435 1160pM Fe,Midnight 0.39142144166666665 0.0 0.892725 High carbon,Dark 0.9779108 0.0 3.91871 High carbon,Light 0.24964761538461538 0.0 1.15156 Low carbon,Dark 0.190723 0.190723 0.190723 Phloroglucinol 0.4680478 0.0735474 0.959576 Silicon starvation,12h 0.13356 0.13356 0.13356