condition mean min max 12pM Fe,Midday 110.724 110.724 110.724 12pM Fe,Midnight 49.93815 49.3918 50.4845 58pM Fe,Midday 57.7208 57.7208 57.7208 58pM Fe,Midnight 33.54697142857143 0.0 43.6789 233pM Fe,Midnight 12.285266666666667 11.7598 12.681 1160pM Fe,Midday 45.812757142857144 38.8297 51.2698 1160pM Fe,Midnight 27.477314166666666 8.43137 37.9617 High carbon,Dark 21.48074 10.7612 51.5054 High carbon,Light 26.775057692307694 3.03184 49.4638 Low carbon,Dark 17.2018 17.2018 17.2018 Phloroglucinol 58.11883333333333 45.5378 83.2062 Silicon starvation,12h 31.5806 31.5806 31.5806