condition mean min max 12pM Fe,Midday 9.00979 9.00979 9.00979 12pM Fe,Midnight 6.14675 4.20138 8.09212 58pM Fe,Midday 10.8713 10.8713 10.8713 58pM Fe,Midnight 5.4367528571428565 0.0 8.72895 233pM Fe,Midnight 4.523946666666666 4.08074 4.82353 1160pM Fe,Midday 9.986434285714285 8.69543 11.6413 1160pM Fe,Midnight 3.4147114166666666 0.923857 7.29617 High carbon,Dark 4.754855 0.715085 15.1302 High carbon,Light 5.774585307692308 0.0 13.8724 Low carbon,Dark 9.31673 9.31673 9.31673 Phloroglucinol 3.9810266666666667 3.33614 4.46427 Silicon starvation,12h 22.8353 22.8353 22.8353