condition mean min max 12pM Fe,Midday 67.4986 67.4986 67.4986 12pM Fe,Midnight 61.8807 57.8458 65.9156 58pM Fe,Midday 67.3737 67.3737 67.3737 58pM Fe,Midnight 51.8899 0.0 69.4486 233pM Fe,Midnight 68.58483333333334 61.2414 78.4331 1160pM Fe,Midday 32.04611428571429 24.1611 42.5714 1160pM Fe,Midnight 94.57533333333333 54.9248 145.39 High carbon,Dark 114.10272 45.1416 260.151 High carbon,Light 127.71085384615384 6.6902 393.012 Low carbon,Dark 48.1534 48.1534 48.1534 Phloroglucinol 63.108000000000004 38.2504 77.8872 Silicon starvation,12h 112.17 112.17 112.17