condition mean min max 12pM Fe,Midday 1.73467 1.73467 1.73467 12pM Fe,Midnight 8.68062 5.63534 11.7259 58pM Fe,Midday 0.76746 0.76746 0.76746 58pM Fe,Midnight 4.585615714285714 0.0 6.70354 233pM Fe,Midnight 4.75893 4.5765 4.86136 1160pM Fe,Midday 0.28368714285714286 0.0 0.682061 1160pM Fe,Midnight 5.968945 2.39139 9.18175 High carbon,Dark 5.7071748 0.557363 15.0661 High carbon,Light 4.559719692307692 0.0 15.2491 Low carbon,Dark 1.40939 1.40939 1.40939 Phloroglucinol 2.225445333333333 0.543496 3.93945 Silicon starvation,12h 1.97395 1.97395 1.97395