condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 0.0 0.0 0.0 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 0.7977371428571428 0.0 2.34088 233pM Fe,Midnight 1.1022319999999999 0.816975 1.66896 1160pM Fe,Midday 0.0 0.0 0.0 1160pM Fe,Midnight 0.8483975833333333 0.0 1.98203 High carbon,Dark 4.945996 0.0 26.949 High carbon,Light 4.077113076923077 0.0 25.5823 Low carbon,Dark 17.1326 17.1326 17.1326 Phloroglucinol 3.706123333333333 2.49965 4.4895 Silicon starvation,12h 13.4974 13.4974 13.4974