condition mean min max 12pM Fe,Midday 31.3075 31.3075 31.3075 12pM Fe,Midnight 48.5572 46.9301 50.1843 58pM Fe,Midday 31.1651 31.1651 31.1651 58pM Fe,Midnight 43.896385714285714 33.343 86.9483 233pM Fe,Midnight 37.18573333333333 35.7824 39.0708 1160pM Fe,Midday 27.250028571428572 26.4082 28.4666 1160pM Fe,Midnight 13.560503333333333 8.38838 26.1065 High carbon,Dark 21.525978 2.32595 43.2258 High carbon,Light 8.062438153846154 0.662636 15.5898 Low carbon,Dark 22.4559 22.4559 22.4559 Phloroglucinol 13.771313333333334 9.57914 16.5806 Silicon starvation,12h 22.8229 22.8229 22.8229