condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 0.0 0.0 0.0 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 0.0 0.0 0.0 233pM Fe,Midnight 0.0 0.0 0.0 1160pM Fe,Midday 0.0 0.0 0.0 1160pM Fe,Midnight 0.03844641666666667 0.0 0.16234 High carbon,Dark 0.022200333333333332 0.0 0.333005 High carbon,Light 0.023297615384615385 0.0 0.302869 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 0.281435 0.117161 0.37877 Silicon starvation,12h 1.26528 1.26528 1.26528