condition mean min max 12pM Fe,Midday 24.3632 24.3632 24.3632 12pM Fe,Midnight 14.7258 13.6759 15.7757 58pM Fe,Midday 18.3037 18.3037 18.3037 58pM Fe,Midnight 8.889631428571429 0.0 13.9376 233pM Fe,Midnight 8.707746666666667 7.27654 10.2584 1160pM Fe,Midday 16.39717142857143 14.8228 20.5244 1160pM Fe,Midnight 5.754295833333334 3.56069 9.26184 High carbon,Dark 12.517690666666667 6.57853 20.3825 High carbon,Light 11.861395384615385 1.62373 28.5484 Low carbon,Dark 5.22878 5.22878 5.22878 Phloroglucinol 14.777666666666667 11.2339 19.7305 Silicon starvation,12h 11.2465 11.2465 11.2465