condition mean min max 12pM Fe,Midday 18.6077 18.6077 18.6077 12pM Fe,Midnight 13.30645 13.2158 13.3971 58pM Fe,Midday 15.9584 15.9584 15.9584 58pM Fe,Midnight 15.796791428571428 7.63336 50.8831 233pM Fe,Midnight 7.45953 7.18711 7.70364 1160pM Fe,Midday 11.250057142857143 10.2727 12.317 1160pM Fe,Midnight 5.903496666666666 4.54579 7.32509 High carbon,Dark 8.519141333333334 2.49929 20.1629 High carbon,Light 10.041526923076923 1.34826 18.2532 Low carbon,Dark 10.4666 10.4666 10.4666 Phloroglucinol 11.423943333333334 7.98268 16.9683 Silicon starvation,12h 32.5761 32.5761 32.5761