condition mean min max 12pM Fe,Midday 8.88416 8.88416 8.88416 12pM Fe,Midnight 15.80075 15.3986 16.2029 58pM Fe,Midday 6.98766 6.98766 6.98766 58pM Fe,Midnight 7.700957142857143 0.0 11.664 233pM Fe,Midnight 10.081943333333333 6.73109 14.1393 1160pM Fe,Midday 3.0139 1.30068 6.2101 1160pM Fe,Midnight 1.7930835833333334 0.0 7.0951 High carbon,Dark 6.602327333333333 0.0 17.902 High carbon,Light 1.6121923076923077 0.0 4.83988 Low carbon,Dark 12.8324 12.8324 12.8324 Phloroglucinol 3.58818 2.69013 4.32992 Silicon starvation,12h 13.4795 13.4795 13.4795