condition mean min max 12pM Fe,Midday 142.715 142.715 142.715 12pM Fe,Midnight 54.49615 47.1168 61.8755 58pM Fe,Midday 194.433 194.433 194.433 58pM Fe,Midnight 40.85477142857143 0.0 56.7841 233pM Fe,Midnight 73.36896666666667 71.793 75.4828 1160pM Fe,Midday 193.19685714285714 168.497 213.39 1160pM Fe,Midnight 54.03625 39.8436 76.6494 High carbon,Dark 239.38713333333334 104.702 456.582 High carbon,Light 194.35523076923076 37.8028 524.781 Low carbon,Dark 175.771 175.771 175.771 Phloroglucinol 56.82843333333334 36.3416 76.6534 Silicon starvation,12h 98.1172 98.1172 98.1172