condition mean min max 12pM Fe,Midday 16.2047 16.2047 16.2047 12pM Fe,Midnight 9.95522 9.43724 10.4732 58pM Fe,Midday 17.063 17.063 17.063 58pM Fe,Midnight 15.533018571428572 7.17816 57.6054 233pM Fe,Midnight 14.8288 14.2642 15.1855 1160pM Fe,Midday 12.431985714285714 11.3414 14.4126 1160pM Fe,Midnight 15.918858333333333 11.7722 20.4421 High carbon,Dark 29.10682 12.4514 51.5461 High carbon,Light 24.130846923076923 2.27317 44.6467 Low carbon,Dark 10.7961 10.7961 10.7961 Phloroglucinol 15.787566666666667 12.4988 20.5116 Silicon starvation,12h 47.9437 47.9437 47.9437