condition mean min max 12pM Fe,Midday 103.822 103.822 103.822 12pM Fe,Midnight 66.7923 61.5488 72.0358 58pM Fe,Midday 57.2504 57.2504 57.2504 58pM Fe,Midnight 35.41375714285714 0.0 45.7184 233pM Fe,Midnight 40.5143 33.3454 45.2914 1160pM Fe,Midday 38.07158571428572 31.9315 45.0831 1160pM Fe,Midnight 25.843474999999998 17.3488 36.0293 High carbon,Dark 53.43875333333333 40.285 77.5093 High carbon,Light 57.21738461538462 29.5273 87.757 Low carbon,Dark 37.4905 37.4905 37.4905 Phloroglucinol 51.40173333333333 39.9147 59.1161 Silicon starvation,12h 158.095 158.095 158.095