condition mean min max 12pM Fe,Midday 23.5577 23.5577 23.5577 12pM Fe,Midnight 16.84515 14.3986 19.2917 58pM Fe,Midday 16.2737 16.2737 16.2737 58pM Fe,Midnight 13.517942857142858 0.0 16.9297 233pM Fe,Midnight 15.852566666666666 15.4432 16.4864 1160pM Fe,Midday 22.1598 19.3671 25.8344 1160pM Fe,Midnight 8.1588275 5.1502 12.0898 High carbon,Dark 9.4802856 0.982564 22.0693 High carbon,Light 8.612832461538462 0.486622 14.1846 Low carbon,Dark 15.1107 15.1107 15.1107 Phloroglucinol 3.12629 2.35163 3.6605 Silicon starvation,12h 18.6945 18.6945 18.6945