condition mean min max 12pM Fe,Midday 90.988 90.988 90.988 12pM Fe,Midnight 60.20115 59.8696 60.5327 58pM Fe,Midday 65.6096 65.6096 65.6096 58pM Fe,Midnight 49.72587142857143 46.2576 54.6251 233pM Fe,Midnight 46.63413333333333 46.1259 46.949 1160pM Fe,Midday 55.37641428571428 49.1725 60.0308 1160pM Fe,Midnight 40.652525 29.1541 50.407 High carbon,Dark 94.62803333333333 42.8523 288.42 High carbon,Light 81.825 28.5889 183.053 Low carbon,Dark 46.6678 46.6678 46.6678 Phloroglucinol 94.86523333333334 78.9826 118.822 Silicon starvation,12h 64.4703 64.4703 64.4703