condition mean min max 12pM Fe,Midday 178.571 178.571 178.571 12pM Fe,Midnight 206.023 201.018 211.028 58pM Fe,Midday 194.485 194.485 194.485 58pM Fe,Midnight 234.1052857142857 202.297 299.079 233pM Fe,Midnight 276.63433333333336 269.55 284.887 1160pM Fe,Midday 115.35328571428572 107.299 129.147 1160pM Fe,Midnight 331.94075 295.017 383.414 High carbon,Dark 367.60906666666665 141.345 497.63 High carbon,Light 350.42387692307693 18.2343 829.128 Low carbon,Dark 226.941 226.941 226.941 Phloroglucinol 195.44 121.406 244.091 Silicon starvation,12h 258.131 258.131 258.131