condition mean min max 12pM Fe,Midday 16.8144 16.8144 16.8144 12pM Fe,Midnight 20.338749999999997 19.24 21.4375 58pM Fe,Midday 18.7407 18.7407 18.7407 58pM Fe,Midnight 17.67757142857143 0.0 23.9152 233pM Fe,Midnight 13.021333333333333 12.6427 13.5928 1160pM Fe,Midday 12.1628 11.353 12.8998 1160pM Fe,Midnight 6.3061533333333335 4.85133 8.73252 High carbon,Dark 8.220203333333334 1.40936 16.3273 High carbon,Light 6.5781244615384615 0.666268 16.5907 Low carbon,Dark 5.91116 5.91116 5.91116 Phloroglucinol 11.321583333333333 8.43275 14.5398 Silicon starvation,12h 9.79682 9.79682 9.79682