condition mean min max 12pM Fe,Midday 23.948 23.948 23.948 12pM Fe,Midnight 22.6152 19.6071 25.6233 58pM Fe,Midday 17.9302 17.9302 17.9302 58pM Fe,Midnight 14.71487142857143 0.0 21.1243 233pM Fe,Midnight 17.596566666666668 15.3091 19.6985 1160pM Fe,Midday 17.05044285714286 15.5539 19.6101 1160pM Fe,Midnight 8.065020833333334 5.40911 12.1869 High carbon,Dark 16.774960666666665 4.82483 25.6544 High carbon,Light 15.023667692307692 0.0 25.8349 Low carbon,Dark 18.7089 18.7089 18.7089 Phloroglucinol 22.587533333333333 17.7608 27.9251 Silicon starvation,12h 47.9518 47.9518 47.9518