condition mean min max 12pM Fe,Midday 19.9915 19.9915 19.9915 12pM Fe,Midnight 15.7715 15.1368 16.4062 58pM Fe,Midday 14.0175 14.0175 14.0175 58pM Fe,Midnight 10.794771428571428 10.2329 11.7079 233pM Fe,Midnight 9.132013333333333 8.48745 9.53754 1160pM Fe,Midday 12.209 11.3735 13.207 1160pM Fe,Midnight 4.867461666666666 3.66413 6.82936 High carbon,Dark 9.849854666666667 4.47765 15.2098 High carbon,Light 6.827247692307693 0.0 12.5999 Low carbon,Dark 4.60255 4.60255 4.60255 Phloroglucinol 10.516293333333333 7.60007 16.3128 Silicon starvation,12h 8.3763 8.3763 8.3763