condition mean min max 12pM Fe,Midday 92.4446 92.4446 92.4446 12pM Fe,Midnight 56.7864 50.4746 63.0982 58pM Fe,Midday 41.9734 41.9734 41.9734 58pM Fe,Midnight 43.10707142857143 33.1594 78.4315 233pM Fe,Midnight 22.669333333333334 22.3966 22.8404 1160pM Fe,Midday 38.11241428571429 34.4776 45.6309 1160pM Fe,Midnight 24.189841666666666 20.0438 32.1855 High carbon,Dark 43.44082 14.3372 69.7375 High carbon,Light 38.837 3.714 69.2322 Low carbon,Dark 16.4918 16.4918 16.4918 Phloroglucinol 34.348733333333335 22.3971 54.5649 Silicon starvation,12h 28.2448 28.2448 28.2448