condition mean min max 12pM Fe,Midday 9.66256 9.66256 9.66256 12pM Fe,Midnight 38.71555 36.5071 40.924 58pM Fe,Midday 8.70676 8.70676 8.70676 58pM Fe,Midnight 22.88274285714286 0.0 29.444 233pM Fe,Midnight 47.26003333333333 44.9598 50.3362 1160pM Fe,Midday 4.634181428571429 3.36815 5.24401 1160pM Fe,Midnight 16.2080175 8.6766 29.7964 High carbon,Dark 21.193047333333332 6.81057 40.4798 High carbon,Light 14.366225384615385 1.87876 40.6259 Low carbon,Dark 20.887 20.887 20.887 Phloroglucinol 8.55836 4.99938 12.3811 Silicon starvation,12h 20.7803 20.7803 20.7803