condition mean min max 12pM Fe,Midday 362.5 362.5 362.5 12pM Fe,Midnight 201.219 180.308 222.13 58pM Fe,Midday 396.356 396.356 396.356 58pM Fe,Midnight 156.75785714285715 0.0 206.858 233pM Fe,Midnight 146.98166666666665 141.426 156.618 1160pM Fe,Midday 305.63685714285714 279.415 325.147 1160pM Fe,Midnight 98.14929166666667 83.3982 109.659 High carbon,Dark 175.50287333333333 48.3618 311.35 High carbon,Light 208.70956923076923 88.1407 329.135 Low carbon,Dark 253.866 253.866 253.866 Phloroglucinol 602.509 486.139 769.187 Silicon starvation,12h 253.474 253.474 253.474