condition mean min max 12pM Fe,Midday 30.369 30.369 30.369 12pM Fe,Midnight 22.2621 19.3852 25.139 58pM Fe,Midday 19.0883 19.0883 19.0883 58pM Fe,Midnight 20.934742857142858 0.0 35.7851 233pM Fe,Midnight 13.8149 13.6324 14.0868 1160pM Fe,Midday 49.09374285714286 39.8085 57.0432 1160pM Fe,Midnight 8.950685833333333 5.5159 13.6493 High carbon,Dark 11.655996666666667 4.31536 21.3808 High carbon,Light 26.933976923076923 5.30194 73.4046 Low carbon,Dark 6.97686 6.97686 6.97686 Phloroglucinol 12.635246666666667 8.99004 15.3599 Silicon starvation,12h 14.8361 14.8361 14.8361