condition mean min max 12pM Fe,Midday 70.7196 70.7196 70.7196 12pM Fe,Midnight 65.49535 59.984 71.0067 58pM Fe,Midday 60.357 60.357 60.357 58pM Fe,Midnight 72.13102857142857 40.0887 178.297 233pM Fe,Midnight 57.51446666666667 52.5444 60.3393 1160pM Fe,Midday 57.685542857142856 52.117 65.4264 1160pM Fe,Midnight 32.56695833333333 24.1535 42.9066 High carbon,Dark 46.54406 22.2582 62.7965 High carbon,Light 35.24337692307692 14.1731 63.9373 Low carbon,Dark 63.5709 63.5709 63.5709 Phloroglucinol 41.1416 38.6575 45.4476 Silicon starvation,12h 106.729 106.729 106.729