condition mean min max 12pM Fe,Midday 16.7564 16.7564 16.7564 12pM Fe,Midnight 12.56005 10.0437 15.0764 58pM Fe,Midday 11.1618 11.1618 11.1618 58pM Fe,Midnight 8.98103 0.0 11.9322 233pM Fe,Midnight 9.104103333333333 8.20761 9.68699 1160pM Fe,Midday 10.196164285714286 7.52146 13.6988 1160pM Fe,Midnight 5.2893575 3.93759 6.55193 High carbon,Dark 8.05485 2.0208 16.12 High carbon,Light 7.722203846153846 0.0 15.6336 Low carbon,Dark 6.73066 6.73066 6.73066 Phloroglucinol 8.795216666666667 7.07866 10.7128 Silicon starvation,12h 17.1396 17.1396 17.1396