condition mean min max 12pM Fe,Midday 5.49726 5.49726 5.49726 12pM Fe,Midnight 50.293099999999995 49.9505 50.6357 58pM Fe,Midday 4.69051 4.69051 4.69051 58pM Fe,Midnight 32.42901428571429 0.0 39.6017 233pM Fe,Midnight 77.2789 72.2926 80.8031 1160pM Fe,Midday 1.7599605714285715 0.811644 2.62465 1160pM Fe,Midnight 61.97570833333333 47.7496 81.6403 High carbon,Dark 74.69104 34.6238 322.062 High carbon,Light 38.41348461538462 19.649 80.9781 Low carbon,Dark 41.1549 41.1549 41.1549 Phloroglucinol 18.562 15.6499 20.1762 Silicon starvation,12h 80.54 80.54 80.54