condition mean min max 12pM Fe,Midday 32.6177 32.6177 32.6177 12pM Fe,Midnight 23.942 19.5699 28.3141 58pM Fe,Midday 23.8664 23.8664 23.8664 58pM Fe,Midnight 15.079528571428572 0.0 19.6705 233pM Fe,Midnight 17.383166666666668 16.4069 18.6643 1160pM Fe,Midday 23.618457142857142 19.423 28.1164 1160pM Fe,Midnight 3.76139375 0.0 10.3768 High carbon,Dark 13.995188666666667 0.0 32.8631 High carbon,Light 6.519159 0.0 18.3804 Low carbon,Dark 48.9255 48.9255 48.9255 Phloroglucinol 1.9986903333333332 0.854711 3.56912 Silicon starvation,12h 41.0428 41.0428 41.0428