condition mean min max 12pM Fe,Midday 16.8144 16.8144 16.8144 12pM Fe,Midnight 329.44275 79.5785 579.307 58pM Fe,Midday 19.1322 19.1322 19.1322 58pM Fe,Midnight 655.694 116.381 1104.21 233pM Fe,Midnight 1302.8166666666666 1289.54 1319.4 1160pM Fe,Midday 67.03788571428571 39.3882 160.553 1160pM Fe,Midnight 581.7799166666666 132.194 1354.6 High carbon,Dark 1979.8708666666666 189.692 8568.75 High carbon,Light 1246.0064722307693 0.284042 5112.26 Low carbon,Dark 565.866 565.866 565.866 Phloroglucinol 1029.9023333333334 840.467 1186.29 Silicon starvation,12h 32.9609 32.9609 32.9609