condition mean min max 12pM Fe,Midday 15.4634 15.4634 15.4634 12pM Fe,Midnight 13.4009 13.3086 13.4932 58pM Fe,Midday 13.5254 13.5254 13.5254 58pM Fe,Midnight 18.360642857142857 10.2009 63.1841 233pM Fe,Midnight 11.4185 10.5156 12.9422 1160pM Fe,Midday 12.350771428571429 10.7731 13.9346 1160pM Fe,Midnight 6.7703175 3.60506 10.6035 High carbon,Dark 12.276269333333333 2.62622 21.4127 High carbon,Light 12.935111538461538 2.72058 21.6035 Low carbon,Dark 13.5746 13.5746 13.5746 Phloroglucinol 15.888133333333332 13.1474 17.9219 Silicon starvation,12h 23.9674 23.9674 23.9674