condition mean min max 12pM Fe,Midday 6.39405 6.39405 6.39405 12pM Fe,Midnight 52.8365 52.4766 53.1964 58pM Fe,Midday 2.82887 2.82887 2.82887 58pM Fe,Midnight 47.74607142857143 0.0 75.2403 233pM Fe,Midnight 94.88573333333333 85.0201 100.546 1160pM Fe,Midday 5.725747142857143 2.55758 9.44773 1160pM Fe,Midnight 71.577525 54.9835 105.703 High carbon,Dark 39.76822666666666 15.6844 74.4527 High carbon,Light 64.38254615384615 3.76426 219.773 Low carbon,Dark 7.79256 7.79256 7.79256 Phloroglucinol 9.2226 6.5344 11.1167 Silicon starvation,12h 85.4933 85.4933 85.4933