condition mean min max 12pM Fe,Midday 51.2426 51.2426 51.2426 12pM Fe,Midnight 42.0899 38.9992 45.1806 58pM Fe,Midday 49.6636 49.6636 49.6636 58pM Fe,Midnight 29.8549 26.3198 35.4238 233pM Fe,Midnight 26.150733333333335 24.4369 28.1216 1160pM Fe,Midday 35.97521428571429 33.0077 38.6036 1160pM Fe,Midnight 19.18325 10.7691 28.352 High carbon,Dark 23.326666666666668 11.8471 37.9836 High carbon,Light 18.737763846153847 1.46206 50.54 Low carbon,Dark 21.5231 21.5231 21.5231 Phloroglucinol 83.7128 80.0756 85.9551 Silicon starvation,12h 42.9089 42.9089 42.9089