condition mean min max 12pM Fe,Midday 47.9452 47.9452 47.9452 12pM Fe,Midnight 41.6953 40.6761 42.7145 58pM Fe,Midday 38.5166 38.5166 38.5166 58pM Fe,Midnight 35.52798571428571 0.0 45.3811 233pM Fe,Midnight 27.025966666666665 26.2246 28.2608 1160pM Fe,Midday 38.840714285714284 36.9033 41.8884 1160pM Fe,Midnight 23.352925 18.0334 28.7324 High carbon,Dark 23.21804 2.9996 31.4136 High carbon,Light 16.29083076923077 3.63184 24.6527 Low carbon,Dark 19.4773 19.4773 19.4773 Phloroglucinol 18.952666666666666 13.3418 29.6565 Silicon starvation,12h 28.8945 28.8945 28.8945