condition mean min max 12pM Fe,Midday 104.825 104.825 104.825 12pM Fe,Midnight 153.419 131.282 175.556 58pM Fe,Midday 72.2762 72.2762 72.2762 58pM Fe,Midnight 92.62871428571428 0.0 124.916 233pM Fe,Midnight 80.98603333333334 70.8883 100.853 1160pM Fe,Midday 36.6073 31.5168 39.6107 1160pM Fe,Midnight 50.47578333333333 29.6949 67.1153 High carbon,Dark 71.86908 23.7345 120.691 High carbon,Light 25.845504615384616 0.0 42.7762 Low carbon,Dark 39.8192 39.8192 39.8192 Phloroglucinol 75.89226666666667 38.3881 106.663 Silicon starvation,12h 59.6424 59.6424 59.6424