condition mean min max 12pM Fe,Midday 19.1597 19.1597 19.1597 12pM Fe,Midnight 18.2086 17.2082 19.209 58pM Fe,Midday 12.3297 12.3297 12.3297 58pM Fe,Midnight 36.64635714285714 12.5257 154.795 233pM Fe,Midnight 20.6068 17.8155 23.0505 1160pM Fe,Midday 13.902414285714286 7.7769 18.4627 1160pM Fe,Midnight 30.190283333333333 13.1453 42.6371 High carbon,Dark 18.164022 4.83109 30.7493 High carbon,Light 17.829103846153846 5.89851 41.469 Low carbon,Dark 12.0289 12.0289 12.0289 Phloroglucinol 13.710366666666667 12.2788 14.5368 Silicon starvation,12h 52.5242 52.5242 52.5242