condition mean min max 12pM Fe,Midday 45.1232 45.1232 45.1232 12pM Fe,Midnight 30.37465 29.0811 31.6682 58pM Fe,Midday 36.2317 36.2317 36.2317 58pM Fe,Midnight 20.910714285714285 0.0 27.2455 233pM Fe,Midnight 22.201733333333333 20.0361 23.8042 1160pM Fe,Midday 29.051214285714288 27.0594 33.8828 1160pM Fe,Midnight 13.709358333333334 9.831 17.2831 High carbon,Dark 18.719012 6.33415 33.2109 High carbon,Light 16.41937769230769 2.138 30.2701 Low carbon,Dark 16.3761 16.3761 16.3761 Phloroglucinol 33.933166666666665 26.2273 37.9178 Silicon starvation,12h 28.5149 28.5149 28.5149