condition mean min max 12pM Fe,Midday 152.105 152.105 152.105 12pM Fe,Midnight 153.925 141.904 165.946 58pM Fe,Midday 144.517 144.517 144.517 58pM Fe,Midnight 103.62618571428571 91.8324 115.227 233pM Fe,Midnight 83.0301 80.4885 86.2234 1160pM Fe,Midday 99.69457142857142 91.4186 107.06 1160pM Fe,Midnight 49.34984166666667 43.1394 62.206 High carbon,Dark 186.08585333333335 40.9377 542.719 High carbon,Light 178.78776153846155 34.647 484.227 Low carbon,Dark 108.815 108.815 108.815 Phloroglucinol 99.7962 85.1676 107.629 Silicon starvation,12h 69.9175 69.9175 69.9175