condition mean min max 12pM Fe,Midday 32.21 32.21 32.21 12pM Fe,Midnight 20.81805 17.1574 24.4787 58pM Fe,Midday 20.8276 20.8276 20.8276 58pM Fe,Midnight 12.137185714285714 0.0 16.1691 233pM Fe,Midnight 8.136333333333333 7.67956 8.62853 1160pM Fe,Midday 14.013298571428571 9.25499 16.8454 1160pM Fe,Midnight 6.686985 3.92613 9.63323 High carbon,Dark 16.702555333333333 6.53742 26.998 High carbon,Light 14.839576153846153 2.55264 32.9428 Low carbon,Dark 12.0785 12.0785 12.0785 Phloroglucinol 14.119066666666667 13.5044 14.6854 Silicon starvation,12h 23.613 23.613 23.613