condition mean min max 12pM Fe,Midday 1.78895 1.78895 1.78895 12pM Fe,Midnight 1.8509950000000002 1.37645 2.32554 58pM Fe,Midday 1.58294 1.58294 1.58294 58pM Fe,Midnight 1.9744642857142858 0.0 2.76531 233pM Fe,Midnight 2.3366666666666664 1.67115 3.39817 1160pM Fe,Midday 1.7861271428571428 1.10934 3.1653 1160pM Fe,Midnight 0.69647925 0.0 2.69041 High carbon,Dark 6.491662666666667 0.0 14.7278 High carbon,Light 2.8064125384615384 0.0 5.34685 Low carbon,Dark 6.54069 6.54069 6.54069 Phloroglucinol 3.75357 3.363 4.24128 Silicon starvation,12h 6.61606 6.61606 6.61606