condition mean min max 12pM Fe,Midday 10.113 10.113 10.113 12pM Fe,Midnight 18.0033 15.7757 20.2309 58pM Fe,Midday 8.94848 8.94848 8.94848 58pM Fe,Midnight 16.065185714285715 0.0 22.4533 233pM Fe,Midnight 28.78686666666667 22.2551 34.0097 1160pM Fe,Midday 1.666888 0.820976 2.33194 1160pM Fe,Midnight 10.718085 5.98268 15.9695 High carbon,Dark 18.035134666666668 2.40427 29.2401 High carbon,Light 4.9744069230769234 0.0 13.6261 Low carbon,Dark 14.79 14.79 14.79 Phloroglucinol 3.3381933333333333 1.27873 6.20101 Silicon starvation,12h 31.647 31.647 31.647