condition mean min max 12pM Fe,Midday 334.451 334.451 334.451 12pM Fe,Midnight 348.182 312.904 383.46 58pM Fe,Midday 241.405 241.405 241.405 58pM Fe,Midnight 206.89814285714286 162.64 231.321 233pM Fe,Midnight 116.11 112.334 120.357 1160pM Fe,Midday 167.54657142857144 151.472 185.388 1160pM Fe,Midnight 239.3779 84.0916 333.138 High carbon,Dark 211.72826666666668 140.775 272.809 High carbon,Light 134.22257692307693 48.9658 235.081 Low carbon,Dark 162.838 162.838 162.838 Phloroglucinol 389.50333333333333 346.467 466.306 Silicon starvation,12h 271.541 271.541 271.541