condition mean min max 12pM Fe,Midday 271.091 271.091 271.091 12pM Fe,Midnight 318.2865 317.907 318.666 58pM Fe,Midday 300.762 300.762 300.762 58pM Fe,Midnight 233.9756142857143 82.0863 268.562 233pM Fe,Midnight 189.80966666666666 187.802 191.117 1160pM Fe,Midday 256.2277142857143 241.974 276.853 1160pM Fe,Midnight 239.88908333333333 181.306 290.83 High carbon,Dark 205.6052 105.037 294.846 High carbon,Light 174.54000769230768 73.9521 256.716 Low carbon,Dark 177.106 177.106 177.106 Phloroglucinol 285.52433333333335 275.646 304.573 Silicon starvation,12h 158.053 158.053 158.053