condition mean min max 12pM Fe,Midday 40.4587 40.4587 40.4587 12pM Fe,Midnight 32.6958 30.2165 35.1751 58pM Fe,Midday 38.3774 38.3774 38.3774 58pM Fe,Midnight 19.792428571428573 0.0 25.1747 233pM Fe,Midnight 23.4434 22.8732 23.7351 1160pM Fe,Midday 24.966414285714286 22.2713 26.4825 1160pM Fe,Midnight 11.453533333333333 9.2475 14.377 High carbon,Dark 19.234662 8.20793 36.5853 High carbon,Light 16.92749153846154 5.81174 30.7725 Low carbon,Dark 19.5917 19.5917 19.5917 Phloroglucinol 36.955 28.2902 50.8842 Silicon starvation,12h 34.2994 34.2994 34.2994