condition mean min max 12pM Fe,Midday 117.076 117.076 117.076 12pM Fe,Midnight 78.1043 77.8671 78.3415 58pM Fe,Midday 70.3442 70.3442 70.3442 58pM Fe,Midnight 65.07307142857142 0.0 95.4236 233pM Fe,Midnight 48.1531 47.2089 49.5128 1160pM Fe,Midday 78.9357 59.0189 92.9306 1160pM Fe,Midnight 43.79281666666667 24.1925 59.5862 High carbon,Dark 74.77008 31.9976 110.595 High carbon,Light 74.27331538461539 15.565 168.229 Low carbon,Dark 61.2932 61.2932 61.2932 Phloroglucinol 120.79316666666666 72.7065 174.891 Silicon starvation,12h 115.519 115.519 115.519