condition mean min max 12pM Fe,Midday 11.3875 11.3875 11.3875 12pM Fe,Midnight 14.70105 14.5166 14.8855 58pM Fe,Midday 1.30015 1.30015 1.30015 58pM Fe,Midnight 42.3664 25.578 69.9764 233pM Fe,Midnight 29.005133333333333 27.2131 30.7691 1160pM Fe,Midday 19.608314285714286 12.8406 37.3905 1160pM Fe,Midnight 59.03105 32.1323 109.245 High carbon,Dark 11.514564 4.07112 28.8631 High carbon,Light 12.596832307692308 2.98555 36.3898 Low carbon,Dark 1.49228 1.49228 1.49228 Phloroglucinol 10.07961 8.70893 11.3941 Silicon starvation,12h 19.4373 19.4373 19.4373