condition mean min max 12pM Fe,Midday 16.7776 16.7776 16.7776 12pM Fe,Midnight 12.97855 10.2819 15.6752 58pM Fe,Midday 11.9295 11.9295 11.9295 58pM Fe,Midnight 8.134468571428572 0.0 13.7423 233pM Fe,Midnight 6.11622 4.47796 7.80028 1160pM Fe,Midday 9.259435714285715 5.89002 10.856 1160pM Fe,Midnight 3.516723333333333 2.06056 5.2047 High carbon,Dark 8.278358666666668 1.89939 14.5359 High carbon,Light 7.5562623076923074 1.71161 17.1191 Low carbon,Dark 3.40787 3.40787 3.40787 Phloroglucinol 5.301126666666667 4.50569 5.7153 Silicon starvation,12h 17.2168 17.2168 17.2168