condition mean min max 12pM Fe,Midday 242.46 242.46 242.46 12pM Fe,Midnight 186.5735 168.851 204.296 58pM Fe,Midday 214.54 214.54 214.54 58pM Fe,Midnight 259.93114285714285 181.99 629.133 233pM Fe,Midnight 227.226 222.707 229.721 1160pM Fe,Midday 208.257 182.193 247.114 1160pM Fe,Midnight 176.267 119.269 209.349 High carbon,Dark 203.60737333333333 95.3696 329.719 High carbon,Light 194.87492307692307 127.804 275.551 Low carbon,Dark 267.452 267.452 267.452 Phloroglucinol 206.84733333333332 162.777 235.106 Silicon starvation,12h 284.967 284.967 284.967