condition mean min max 12pM Fe,Midday 0.962211 0.962211 0.962211 12pM Fe,Midnight 0.498638 0.24678 0.750496 58pM Fe,Midday 1.06426 1.06426 1.06426 58pM Fe,Midnight 0.6083233 0.0 1.38862 233pM Fe,Midnight 0.5505793333333333 0.380782 0.749044 1160pM Fe,Midday 4.01831 2.05045 7.44861 1160pM Fe,Midnight 0.5181613333333334 0.284926 1.05364 High carbon,Dark 2.7705047333333335 0.0 7.99796 High carbon,Light 15.516964153846153 0.983394 95.7225 Low carbon,Dark 12.1176 12.1176 12.1176 Phloroglucinol 9.521713333333334 6.14583 12.4707 Silicon starvation,12h 6.98022 6.98022 6.98022