condition mean min max 12pM Fe,Midday 57.4825 57.4825 57.4825 12pM Fe,Midnight 49.61495 44.8346 54.3953 58pM Fe,Midday 37.7089 37.7089 37.7089 58pM Fe,Midnight 34.44211428571428 0.0 45.4594 233pM Fe,Midnight 37.58533333333333 36.3967 38.5758 1160pM Fe,Midday 41.34778571428571 36.9281 45.6055 1160pM Fe,Midnight 20.950908333333334 14.3706 26.7335 High carbon,Dark 42.31476 17.2787 66.2323 High carbon,Light 45.74879461538462 9.91883 77.6849 Low carbon,Dark 58.7819 58.7819 58.7819 Phloroglucinol 90.26093333333333 87.1036 95.0183 Silicon starvation,12h 85.1477 85.1477 85.1477