condition mean min max 12pM Fe,Midday 79.6401 79.6401 79.6401 12pM Fe,Midnight 122.243 121.933 122.553 58pM Fe,Midday 152.683 152.683 152.683 58pM Fe,Midnight 261.2441428571429 131.243 786.416 233pM Fe,Midnight 191.01433333333333 168.769 215.713 1160pM Fe,Midday 44.82582857142857 32.6875 54.6547 1160pM Fe,Midnight 211.55274166666666 98.7089 355.512 High carbon,Dark 245.01000666666667 89.7421 442.283 High carbon,Light 202.69346923076924 15.5164 483.42 Low carbon,Dark 174.347 174.347 174.347 Phloroglucinol 135.40933333333334 103.497 179.356 Silicon starvation,12h 174.958 174.958 174.958