condition mean min max 12pM Fe,Midday 78.7567 78.7567 78.7567 12pM Fe,Midnight 72.04894999999999 65.6343 78.4636 58pM Fe,Midday 61.0506 61.0506 61.0506 58pM Fe,Midnight 62.877542857142856 47.533 68.0093 233pM Fe,Midnight 61.45503333333333 59.0399 63.1593 1160pM Fe,Midday 55.06231428571429 50.5961 58.8198 1160pM Fe,Midnight 60.30983333333334 39.5962 78.1977 High carbon,Dark 53.67181333333333 19.0733 67.1394 High carbon,Light 38.79881538461539 13.0672 64.6489 Low carbon,Dark 32.5917 32.5917 32.5917 Phloroglucinol 72.01233333333333 57.5688 80.7132 Silicon starvation,12h 59.7975 59.7975 59.7975