condition mean min max 12pM Fe,Midday 80.1995 80.1995 80.1995 12pM Fe,Midnight 69.56835 67.5084 71.6283 58pM Fe,Midday 72.801 72.801 72.801 58pM Fe,Midnight 57.733757142857144 49.7735 67.082 233pM Fe,Midnight 51.1415 44.6574 54.7236 1160pM Fe,Midday 64.58224285714286 57.2145 72.9186 1160pM Fe,Midnight 44.31469166666667 37.0756 50.5748 High carbon,Dark 26.451890666666667 8.56686 70.7421 High carbon,Light 26.469295384615386 5.99902 56.747 Low carbon,Dark 51.8218 51.8218 51.8218 Phloroglucinol 41.17583333333334 33.2275 51.1687 Silicon starvation,12h 40.6921 40.6921 40.6921