condition mean min max 12pM Fe,Midday 28.3954 28.3954 28.3954 12pM Fe,Midnight 17.1225 15.071 19.174 58pM Fe,Midday 36.118 36.118 36.118 58pM Fe,Midnight 19.971685714285716 0.0 28.37 233pM Fe,Midnight 51.8779 50.6293 53.5425 1160pM Fe,Midday 6.829974285714286 4.80966 9.80842 1160pM Fe,Midnight 128.86724166666667 87.9921 169.612 High carbon,Dark 151.36708 29.8706 374.782 High carbon,Light 150.62077746153847 0.267111 422.562 Low carbon,Dark 33.1641 33.1641 33.1641 Phloroglucinol 55.200966666666666 23.4998 78.1545 Silicon starvation,12h 80.2194 80.2194 80.2194