condition mean min max 12pM Fe,Midday 112.439 112.439 112.439 12pM Fe,Midnight 69.61535 69.0716 70.1591 58pM Fe,Midday 99.3719 99.3719 99.3719 58pM Fe,Midnight 49.372 45.1095 54.3399 233pM Fe,Midnight 35.2937 33.8491 37.0622 1160pM Fe,Midday 89.17018571428572 81.0625 96.3616 1160pM Fe,Midnight 30.886108333333333 28.9623 32.5953 High carbon,Dark 45.994415333333336 9.60403 78.3402 High carbon,Light 39.673692307692306 12.7683 69.7635 Low carbon,Dark 36.5418 36.5418 36.5418 Phloroglucinol 52.106833333333334 44.6369 63.0727 Silicon starvation,12h 29.7652 29.7652 29.7652