condition mean min max 12pM Fe,Midday 27.302 27.302 27.302 12pM Fe,Midnight 17.07225 16.1294 18.0151 58pM Fe,Midday 23.1941 23.1941 23.1941 58pM Fe,Midnight 12.212471428571428 0.0 16.0507 233pM Fe,Midnight 13.324866666666667 12.661 14.3818 1160pM Fe,Midday 19.97777142857143 18.2827 21.9439 1160pM Fe,Midnight 17.575675 9.34929 26.6229 High carbon,Dark 12.907199333333333 1.83436 39.5136 High carbon,Light 10.683875692307693 0.173629 22.2177 Low carbon,Dark 9.89356 9.89356 9.89356 Phloroglucinol 26.518433333333334 21.7667 32.7481 Silicon starvation,12h 13.7108 13.7108 13.7108