condition mean min max 12pM Fe,Midday 16.2147 16.2147 16.2147 12pM Fe,Midnight 20.1236 19.2717 20.9755 58pM Fe,Midday 14.6975 14.6975 14.6975 58pM Fe,Midnight 14.806442857142857 0.0 18.8591 233pM Fe,Midnight 19.371299999999998 18.8415 19.7824 1160pM Fe,Midday 13.492314285714286 11.0733 15.6331 1160pM Fe,Midnight 7.7068125 4.11472 13.6194 High carbon,Dark 14.749256666666668 5.95472 22.7121 High carbon,Light 12.45783076923077 4.65651 22.9453 Low carbon,Dark 17.03 17.03 17.03 Phloroglucinol 17.364833333333333 14.3768 22.229 Silicon starvation,12h 37.8028 37.8028 37.8028