condition mean min max 12pM Fe,Midday 63.4531 63.4531 63.4531 12pM Fe,Midnight 107.69205 82.0931 133.291 58pM Fe,Midday 51.1332 51.1332 51.1332 58pM Fe,Midnight 117.30522857142857 89.1436 148.26 233pM Fe,Midnight 84.76953333333333 83.2241 87.0307 1160pM Fe,Midday 66.86068571428571 53.713 79.2161 1160pM Fe,Midnight 162.05551666666668 82.6472 223.401 High carbon,Dark 132.38106666666667 50.2845 290.198 High carbon,Light 81.33463076923077 21.6048 145.65 Low carbon,Dark 100.654 100.654 100.654 Phloroglucinol 255.19266666666667 126.384 413.779 Silicon starvation,12h 47.0626 47.0626 47.0626