condition mean min max 12pM Fe,Midday 65.8627 65.8627 65.8627 12pM Fe,Midnight 37.27175 34.5883 39.9552 58pM Fe,Midday 51.6874 51.6874 51.6874 58pM Fe,Midnight 36.1211 0.0 44.8035 233pM Fe,Midnight 30.26193333333333 25.2745 34.5042 1160pM Fe,Midday 37.954657142857144 33.9124 41.0455 1160pM Fe,Midnight 24.313724999999998 18.4184 29.8439 High carbon,Dark 51.72905333333333 26.0123 94.4739 High carbon,Light 47.337369230769234 13.848 82.8282 Low carbon,Dark 71.9867 71.9867 71.9867 Phloroglucinol 40.1133 29.9708 53.6865 Silicon starvation,12h 54.2032 54.2032 54.2032