condition mean min max 12pM Fe,Midday 142.027 142.027 142.027 12pM Fe,Midnight 87.25805 86.2909 88.2252 58pM Fe,Midday 56.1866 56.1866 56.1866 58pM Fe,Midnight 66.62631428571429 60.4187 74.7606 233pM Fe,Midnight 82.12653333333333 80.0483 84.8043 1160pM Fe,Midday 22.496785714285714 18.7505 28.4754 1160pM Fe,Midnight 38.10733333333334 13.7643 80.5486 High carbon,Dark 119.19202 10.7125 237.931 High carbon,Light 161.41779692307693 2.65031 1190.9 Low carbon,Dark 72.9795 72.9795 72.9795 Phloroglucinol 2.03185 1.05884 3.57484 Silicon starvation,12h 63.5542 63.5542 63.5542