condition mean min max 12pM Fe,Midday 3.78798 3.78798 3.78798 12pM Fe,Midnight 13.6538 11.3646 15.943 58pM Fe,Midday 4.00446 4.00446 4.00446 58pM Fe,Midnight 7.2221714285714285 0.0 9.15 233pM Fe,Midnight 7.87107 6.74904 8.45234 1160pM Fe,Midday 1.8553581428571428 0.868737 3.22956 1160pM Fe,Midnight 2.568577916666667 0.744747 5.02777 High carbon,Dark 2.5753146666666664 0.546173 8.37816 High carbon,Light 0.5757662307692307 0.0 1.44563 Low carbon,Dark 4.73107 4.73107 4.73107 Phloroglucinol 1.4288203333333334 0.880881 1.87893 Silicon starvation,12h 3.6873 3.6873 3.6873