condition mean min max 12pM Fe,Midday 32.0773 32.0773 32.0773 12pM Fe,Midnight 69.67105000000001 66.7182 72.6239 58pM Fe,Midday 28.3835 28.3835 28.3835 58pM Fe,Midnight 124.46371428571427 0.0 201.378 233pM Fe,Midnight 162.66066666666666 149.178 172.79 1160pM Fe,Midday 58.153485714285715 50.4502 81.6178 1160pM Fe,Midnight 138.19251666666668 80.9235 235.767 High carbon,Dark 75.4325 27.0391 245.436 High carbon,Light 35.08614461538462 1.30237 90.6547 Low carbon,Dark 14.3791 14.3791 14.3791 Phloroglucinol 18.751833333333334 15.2486 25.6222 Silicon starvation,12h 59.7877 59.7877 59.7877