condition mean min max 12pM Fe,Midday 32.3467 32.3467 32.3467 12pM Fe,Midnight 31.5372 28.3947 34.6797 58pM Fe,Midday 24.4909 24.4909 24.4909 58pM Fe,Midnight 17.71334285714286 0.0 22.6808 233pM Fe,Midnight 12.9104 10.1351 14.9527 1160pM Fe,Midday 15.561871428571427 13.0658 18.6791 1160pM Fe,Midnight 13.69416 7.1618 21.4185 High carbon,Dark 39.41928266666667 7.39943 75.2558 High carbon,Light 31.79070769230769 10.0019 53.3025 Low carbon,Dark 23.3008 23.3008 23.3008 Phloroglucinol 6.1265366666666665 3.55235 8.01143 Silicon starvation,12h 11.0046 11.0046 11.0046