condition mean min max 12pM Fe,Midday 55.2393 55.2393 55.2393 12pM Fe,Midnight 48.900099999999995 46.0646 51.7356 58pM Fe,Midday 32.8714 32.8714 32.8714 58pM Fe,Midnight 70.30768571428571 0.0 103.47 233pM Fe,Midnight 41.056333333333335 39.2717 42.0524 1160pM Fe,Midday 72.6961 63.5078 86.7347 1160pM Fe,Midnight 41.15120833333333 18.4393 71.6655 High carbon,Dark 59.0001 28.6238 128.362 High carbon,Light 75.83035384615384 23.1108 158.853 Low carbon,Dark 18.3723 18.3723 18.3723 Phloroglucinol 6.46888 3.4412 9.80305 Silicon starvation,12h 50.1768 50.1768 50.1768