condition mean min max 12pM Fe,Midday 16.9981 16.9981 16.9981 12pM Fe,Midnight 25.2951 25.1228 25.4674 58pM Fe,Midday 13.5112 13.5112 13.5112 58pM Fe,Midnight 19.827014285714284 0.0 28.7147 233pM Fe,Midnight 24.206500000000002 23.2173 25.539 1160pM Fe,Midday 16.953757142857143 14.1656 18.3514 1160pM Fe,Midnight 12.916974166666666 9.72819 15.9524 High carbon,Dark 11.968936 1.8244 30.7688 High carbon,Light 12.337617076923078 0.678442 27.03 Low carbon,Dark 9.83132 9.83132 9.83132 Phloroglucinol 21.743199999999998 19.8538 25.5171 Silicon starvation,12h 24.7522 24.7522 24.7522