condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 0.0 0.0 0.0 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 0.14827428571428572 0.0 1.03792 233pM Fe,Midnight 0.2598836666666667 0.0 0.779651 1160pM Fe,Midday 0.0 0.0 0.0 1160pM Fe,Midnight 0.15295141666666667 0.0 0.931422 High carbon,Dark 0.33791333333333334 0.0 5.0687 High carbon,Light 0.31299461538461537 0.0 4.06893 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 1.05551 0.0 1.5903 Silicon starvation,12h 1.4312 1.4312 1.4312