condition mean min max 12pM Fe,Midday 19.2332 19.2332 19.2332 12pM Fe,Midnight 20.289749999999998 18.2369 22.3426 58pM Fe,Midday 22.0239 22.0239 22.0239 58pM Fe,Midnight 12.621985714285714 0.0 16.8326 233pM Fe,Midnight 17.868966666666665 16.6566 18.9835 1160pM Fe,Midday 13.781642857142858 10.1029 18.007 1160pM Fe,Midnight 5.9234425 3.35142 9.41537 High carbon,Dark 11.413368 0.0 33.531 High carbon,Light 7.413519615384615 0.383134 20.2887 Low carbon,Dark 12.869 12.869 12.869 Phloroglucinol 26.769366666666667 19.3187 39.8889 Silicon starvation,12h 8.69012 8.69012 8.69012