condition mean min max 12pM Fe,Midday 2.97323 2.97323 2.97323 12pM Fe,Midnight 5.5336 4.67698 6.39022 58pM Fe,Midday 1.40312 1.40312 1.40312 58pM Fe,Midnight 2.2503114285714285 0.0 4.16069 233pM Fe,Midnight 6.8952 6.27529 7.40655 1160pM Fe,Midday 2.7215114285714286 2.08941 3.51456 1160pM Fe,Midnight 1.3878369166666666 0.502545 2.30305 High carbon,Dark 11.736798666666667 1.57079 23.1518 High carbon,Light 6.051982076923077 0.0 18.5863 Low carbon,Dark 2.89883 2.89883 2.89883 Phloroglucinol 2.93907 1.61469 4.63668 Silicon starvation,12h 8.3456 8.3456 8.3456