condition mean min max 12pM Fe,Midday 46.9064 46.9064 46.9064 12pM Fe,Midnight 64.5643 59.6209 69.5077 58pM Fe,Midday 50.7283 50.7283 50.7283 58pM Fe,Midnight 40.61894285714286 0.0 65.9621 233pM Fe,Midnight 39.0682 29.2118 51.6926 1160pM Fe,Midday 22.724642857142857 12.0121 39.6046 1160pM Fe,Midnight 13.56962 7.49211 28.2594 High carbon,Dark 16.045803333333332 0.0 47.3653 High carbon,Light 7.4860215384615385 0.0 31.1544 Low carbon,Dark 8.46901 8.46901 8.46901 Phloroglucinol 18.869233333333334 10.6524 26.3601 Silicon starvation,12h 20.7575 20.7575 20.7575