condition mean min max 12pM Fe,Midday 155.928 155.928 155.928 12pM Fe,Midnight 50.30815 48.6624 51.9539 58pM Fe,Midday 130.382 130.382 130.382 58pM Fe,Midnight 61.47678571428571 31.8188 179.386 233pM Fe,Midnight 77.67983333333333 71.8911 82.5827 1160pM Fe,Midday 115.90428571428572 102.638 128.572 1160pM Fe,Midnight 67.11915833333333 49.3293 89.5574 High carbon,Dark 155.09536666666668 51.8587 259.899 High carbon,Light 201.23816923076922 14.0768 426.669 Low carbon,Dark 112.339 112.339 112.339 Phloroglucinol 536.6983333333334 457.94 592.892 Silicon starvation,12h 359.467 359.467 359.467