condition mean min max 12pM Fe,Midday 10.7804 10.7804 10.7804 12pM Fe,Midnight 11.4055 10.2769 12.5341 58pM Fe,Midday 8.42611 8.42611 8.42611 58pM Fe,Midnight 5.755238571428571 0.0 8.45703 233pM Fe,Midnight 3.81614 3.29919 4.12101 1160pM Fe,Midday 6.511937142857143 4.66264 9.40564 1160pM Fe,Midnight 3.2730341666666667 2.27767 3.87723 High carbon,Dark 9.037664 1.89628 15.1746 High carbon,Light 7.547498615384615 0.211552 13.9623 Low carbon,Dark 9.63475 9.63475 9.63475 Phloroglucinol 5.3725266666666665 4.72869 6.24761 Silicon starvation,12h 8.48496 8.48496 8.48496