condition mean min max 12pM Fe,Midday 21.1908 21.1908 21.1908 12pM Fe,Midnight 10.958585 8.77937 13.1378 58pM Fe,Midday 10.0965 10.0965 10.0965 58pM Fe,Midnight 8.322131428571428 0.0 12.9895 233pM Fe,Midnight 14.434166666666668 13.3887 16.4962 1160pM Fe,Midday 5.4409342857142855 2.06447 7.20077 1160pM Fe,Midnight 6.6992475 1.70941 14.0959 High carbon,Dark 16.358407333333332 6.48117 29.3223 High carbon,Light 11.365851538461538 1.71498 27.454 Low carbon,Dark 5.29758 5.29758 5.29758 Phloroglucinol 11.53301 8.75973 13.3267 Silicon starvation,12h 25.505 25.505 25.505