condition mean min max 12pM Fe,Midday 28.2332 28.2332 28.2332 12pM Fe,Midnight 31.4799 30.8594 32.1004 58pM Fe,Midday 20.8911 20.8911 20.8911 58pM Fe,Midnight 20.519442857142856 0.0 26.7432 233pM Fe,Midnight 24.777066666666666 23.6392 26.0304 1160pM Fe,Midday 13.993685714285714 12.0962 16.2359 1160pM Fe,Midnight 13.200416666666667 11.3043 15.102 High carbon,Dark 32.78928 20.1329 51.555 High carbon,Light 16.171324615384616 3.4478 26.6175 Low carbon,Dark 17.8692 17.8692 17.8692 Phloroglucinol 34.09953333333333 23.6108 50.08 Silicon starvation,12h 25.0971 25.0971 25.0971