condition mean min max 12pM Fe,Midday 4.90632 4.90632 4.90632 12pM Fe,Midnight 25.046300000000002 21.3917 28.7009 58pM Fe,Midday 3.79867 3.79867 3.79867 58pM Fe,Midnight 10.90867 0.0 20.1524 233pM Fe,Midnight 26.308366666666668 22.1344 31.3189 1160pM Fe,Midday 0.4121971428571429 0.0 1.47188 1160pM Fe,Midnight 18.462833333333332 7.77452 36.1464 High carbon,Dark 20.400940666666667 4.18021 41.4252 High carbon,Light 33.04670153846154 3.67261 60.1391 Low carbon,Dark 4.98287 4.98287 4.98287 Phloroglucinol 10.560696666666667 9.99189 11.2443 Silicon starvation,12h 54.0862 54.0862 54.0862