condition mean min max 12pM Fe,Midday 611.882 611.882 611.882 12pM Fe,Midnight 1383.355 1257.66 1509.05 58pM Fe,Midday 1297.32 1297.32 1297.32 58pM Fe,Midnight 2043.2357142857143 1764.76 3063.6 233pM Fe,Midnight 3469.2733333333335 3381.92 3538.04 1160pM Fe,Midday 1077.2784285714285 915.021 1220.01 1160pM Fe,Midnight 2598.431666666667 1875.5 3621.94 High carbon,Dark 2733.650866666667 951.013 3227.77 High carbon,Light 2519.5144615384615 865.898 4581.43 Low carbon,Dark 2560.99 2560.99 2560.99 Phloroglucinol 1439.8533333333332 1033.17 1677.78 Silicon starvation,12h 2833.56 2833.56 2833.56