condition mean min max 12pM Fe,Midday 65.5512 65.5512 65.5512 12pM Fe,Midnight 59.13915 58.228 60.0503 58pM Fe,Midday 59.2801 59.2801 59.2801 58pM Fe,Midnight 39.75111428571429 0.0 48.7908 233pM Fe,Midnight 36.82033333333333 35.1438 37.7585 1160pM Fe,Midday 43.034414285714284 40.2469 45.2488 1160pM Fe,Midnight 38.328158333333334 34.0935 41.1765 High carbon,Dark 39.11971333333334 20.6957 50.0137 High carbon,Light 35.067185384615385 6.39963 57.6192 Low carbon,Dark 22.0714 22.0714 22.0714 Phloroglucinol 31.601966666666666 22.8164 47.5659 Silicon starvation,12h 42.038 42.038 42.038