condition mean min max 12pM Fe,Midday 8.61149 8.61149 8.61149 12pM Fe,Midnight 8.73897 8.67944 8.7985 58pM Fe,Midday 5.48094 5.48094 5.48094 58pM Fe,Midnight 4.2525257142857145 0.0 6.22506 233pM Fe,Midnight 3.622386666666667 3.19897 3.92206 1160pM Fe,Midday 5.785928571428571 4.37949 6.74535 1160pM Fe,Midnight 3.5512033333333335 2.19064 5.12983 High carbon,Dark 4.649198 1.35131 9.2869 High carbon,Light 4.192156153846154 0.355768 8.36503 Low carbon,Dark 3.19147 3.19147 3.19147 Phloroglucinol 6.761493333333334 5.34884 9.16078 Silicon starvation,12h 4.55583 4.55583 4.55583