condition mean min max 12pM Fe,Midday 30.3968 30.3968 30.3968 12pM Fe,Midnight 25.15625 20.2166 30.0959 58pM Fe,Midday 12.51 12.51 12.51 58pM Fe,Midnight 26.972557142857145 0.0 41.7484 233pM Fe,Midnight 21.5734 20.1418 22.7867 1160pM Fe,Midday 16.33462857142857 13.4294 18.7032 1160pM Fe,Midnight 40.00788333333333 29.4689 51.7563 High carbon,Dark 32.11407333333333 12.9809 76.0989 High carbon,Light 20.787246153846155 11.012 31.7885 Low carbon,Dark 16.0817 16.0817 16.0817 Phloroglucinol 59.68686666666667 57.7936 63.2388 Silicon starvation,12h 38.2095 38.2095 38.2095