condition mean min max 12pM Fe,Midday 12.5984 12.5984 12.5984 12pM Fe,Midnight 11.397670000000002 9.69344 13.1019 58pM Fe,Midday 5.57384 5.57384 5.57384 58pM Fe,Midnight 10.079974285714286 0.0 15.9498 233pM Fe,Midnight 9.431303333333332 6.53827 13.2951 1160pM Fe,Midday 0.3598018571428571 0.0 0.88644 1160pM Fe,Midnight 2.5740325 0.0 6.79145 High carbon,Dark 10.970637333333334 1.83316 24.5253 High carbon,Light 4.30704 0.0 9.22916 Low carbon,Dark 6.824 6.824 6.824 Phloroglucinol 2.0369033333333335 1.97363 2.14583 Silicon starvation,12h 31.0618 31.0618 31.0618