condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 0.9790995 0.494569 1.46363 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 0.8186858571428571 0.0 1.60552 233pM Fe,Midnight 0.5984793333333334 0.294801 1.20447 1160pM Fe,Midday 0.05342528571428572 0.0 0.373977 1160pM Fe,Midnight 0.6246245833333333 0.0 1.46605 High carbon,Dark 35.03324046666667 0.0 315.063 High carbon,Light 12.773371538461538 0.0 55.1833 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 3.956250333333333 0.298001 10.3681 Silicon starvation,12h 0.811745 0.811745 0.811745