condition mean min max 12pM Fe,Midday 26.081 26.081 26.081 12pM Fe,Midnight 19.356299999999997 18.5168 20.1958 58pM Fe,Midday 21.4134 21.4134 21.4134 58pM Fe,Midnight 15.382257142857142 0.0 20.836 233pM Fe,Midnight 15.212633333333333 14.1466 15.9301 1160pM Fe,Midday 20.067642857142857 17.3479 22.868 1160pM Fe,Midnight 12.264619166666666 9.24013 14.0139 High carbon,Dark 16.668818666666667 3.17607 40.9392 High carbon,Light 14.306821538461538 3.16611 30.7391 Low carbon,Dark 15.2815 15.2815 15.2815 Phloroglucinol 18.46526666666667 16.3167 21.0075 Silicon starvation,12h 21.7595 21.7595 21.7595