condition mean min max 12pM Fe,Midday 59.6885 59.6885 59.6885 12pM Fe,Midnight 73.89410000000001 68.2163 79.5719 58pM Fe,Midday 48.1388 48.1388 48.1388 58pM Fe,Midnight 75.1771 56.7361 165.769 233pM Fe,Midnight 62.9577 57.7172 67.0841 1160pM Fe,Midday 45.25888571428572 39.7263 50.7907 1160pM Fe,Midnight 33.026266666666665 29.5481 37.3013 High carbon,Dark 36.484406 6.89809 58.8847 High carbon,Light 24.181348461538462 5.49053 42.5869 Low carbon,Dark 34.3512 34.3512 34.3512 Phloroglucinol 24.762966666666667 23.7217 26.7855 Silicon starvation,12h 59.9622 59.9622 59.9622