condition mean min max 12pM Fe,Midday 20.6684 20.6684 20.6684 12pM Fe,Midnight 21.07795 19.6595 22.4964 58pM Fe,Midday 12.4896 12.4896 12.4896 58pM Fe,Midnight 13.009772857142858 0.0 20.9673 233pM Fe,Midnight 10.346870000000001 9.88921 10.9373 1160pM Fe,Midday 5.1465057142857145 3.32117 5.72929 1160pM Fe,Midnight 3.3178941666666666 1.69167 5.41324 High carbon,Dark 13.869296666666667 2.47313 26.0076 High carbon,Light 4.882054538461539 0.682859 10.7163 Low carbon,Dark 14.3353 14.3353 14.3353 Phloroglucinol 12.997826666666667 9.31868 15.9704 Silicon starvation,12h 33.5582 33.5582 33.5582