condition mean min max 12pM Fe,Midday 37.0079 37.0079 37.0079 12pM Fe,Midnight 27.62915 24.2931 30.9652 58pM Fe,Midday 24.3856 24.3856 24.3856 58pM Fe,Midnight 16.437271428571428 0.0 24.2911 233pM Fe,Midnight 11.8722 10.2503 13.5669 1160pM Fe,Midday 16.36434285714286 11.292 20.881 1160pM Fe,Midnight 7.35046 5.5182 10.129 High carbon,Dark 21.823363333333333 8.31028 43.5321 High carbon,Light 23.801371538461538 2.16325 43.4073 Low carbon,Dark 24.3105 24.3105 24.3105 Phloroglucinol 31.885533333333335 25.3884 41.4861 Silicon starvation,12h 41.0673 41.0673 41.0673