condition mean min max 12pM Fe,Midday 38.0694 38.0694 38.0694 12pM Fe,Midnight 41.5898 36.81 46.3696 58pM Fe,Midday 32.3336 32.3336 32.3336 58pM Fe,Midnight 33.16247142857143 0.0 42.3655 233pM Fe,Midnight 26.848133333333333 26.0396 27.5454 1160pM Fe,Midday 21.242185714285714 18.1939 24.8441 1160pM Fe,Midnight 22.219541666666668 14.3611 26.8866 High carbon,Dark 20.319434 1.81618 55.9302 High carbon,Light 16.05459076923077 5.39686 38.3077 Low carbon,Dark 24.6204 24.6204 24.6204 Phloroglucinol 4.290536666666666 2.60234 6.43966 Silicon starvation,12h 13.456 13.456 13.456