condition mean min max 12pM Fe,Midday 96.0182 96.0182 96.0182 12pM Fe,Midnight 46.4429 44.1 48.7858 58pM Fe,Midday 83.6213 83.6213 83.6213 58pM Fe,Midnight 23.265414285714286 0.0 31.7003 233pM Fe,Midnight 30.573533333333334 24.1652 35.4875 1160pM Fe,Midday 92.86137142857143 78.2581 102.899 1160pM Fe,Midnight 16.3075275 7.68597 23.3784 High carbon,Dark 37.494774666666665 3.79291 90.5102 High carbon,Light 59.16592153846154 5.34958 98.0164 Low carbon,Dark 47.2508 47.2508 47.2508 Phloroglucinol 68.07816666666666 45.9323 79.4713 Silicon starvation,12h 104.265 104.265 104.265