condition mean min max 12pM Fe,Midday 271.238 271.238 271.238 12pM Fe,Midnight 263.1705 238.508 287.833 58pM Fe,Midday 426.129 426.129 426.129 58pM Fe,Midnight 522.809 245.298 1967.78 233pM Fe,Midnight 398.03633333333335 360.299 441.257 1160pM Fe,Midday 201.50842857142857 154.235 273.516 1160pM Fe,Midnight 581.06425 418.327 699.286 High carbon,Dark 897.5369333333333 301.164 1558.04 High carbon,Light 863.8497692307692 186.362 1772.79 Low carbon,Dark 485.726 485.726 485.726 Phloroglucinol 282.128 160.983 414.845 Silicon starvation,12h 185.821 185.821 185.821