condition mean min max 12pM Fe,Midday 149.98 149.98 149.98 12pM Fe,Midnight 81.7363 80.8897 82.5829 58pM Fe,Midday 101.798 101.798 101.798 58pM Fe,Midnight 45.533657142857145 39.3734 49.8746 233pM Fe,Midnight 44.854 44.5293 45.2599 1160pM Fe,Midday 71.54124285714286 65.103 78.1851 1160pM Fe,Midnight 23.027325 19.564 25.8648 High carbon,Dark 63.72588 31.3845 104.374 High carbon,Light 48.55785384615385 12.5432 91.7183 Low carbon,Dark 35.5652 35.5652 35.5652 Phloroglucinol 42.505433333333336 38.0674 50.7365 Silicon starvation,12h 51.1686 51.1686 51.1686