condition mean min max 12pM Fe,Midday 33.3845 33.3845 33.3845 12pM Fe,Midnight 22.94815 22.1697 23.7266 58pM Fe,Midday 24.3795 24.3795 24.3795 58pM Fe,Midnight 14.930842857142858 0.0 20.0444 233pM Fe,Midnight 21.415633333333332 20.6656 22.3156 1160pM Fe,Midday 15.938942857142857 12.8977 19.212 1160pM Fe,Midnight 14.839541666666667 10.5095 20.4156 High carbon,Dark 24.875526666666666 17.1007 33.7309 High carbon,Light 21.721593076923078 9.75948 32.8862 Low carbon,Dark 16.0131 16.0131 16.0131 Phloroglucinol 23.218733333333333 15.7662 27.6775 Silicon starvation,12h 45.8849 45.8849 45.8849