condition mean min max 12pM Fe,Midday 13.1618 13.1618 13.1618 12pM Fe,Midnight 16.718049999999998 16.3854 17.0507 58pM Fe,Midday 14.0265 14.0265 14.0265 58pM Fe,Midnight 14.218357142857142 0.0 19.0265 233pM Fe,Midnight 18.26813333333333 17.291 19.5875 1160pM Fe,Midday 11.729914285714285 10.3331 13.2285 1160pM Fe,Midnight 11.377329166666668 5.92333 20.9886 High carbon,Dark 15.428323333333333 7.79775 20.3702 High carbon,Light 11.514083076923077 5.12121 21.4399 Low carbon,Dark 11.7085 11.7085 11.7085 Phloroglucinol 7.09046 5.05689 10.0799 Silicon starvation,12h 36.2408 36.2408 36.2408