condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 28.4105 24.8127 32.0083 58pM Fe,Midday 2.43598 2.43598 2.43598 58pM Fe,Midnight 36.661057142857146 0.0 52.6671 233pM Fe,Midnight 72.29043333333333 72.0081 72.8136 1160pM Fe,Midday 0.3021442857142857 0.0 2.11501 1160pM Fe,Midnight 49.12755 21.7388 97.9858 High carbon,Dark 29.643473333333333 11.6355 52.5235 High carbon,Light 11.048903846153847 0.0 28.0925 Low carbon,Dark 22.3675 22.3675 22.3675 Phloroglucinol 6.598083333333333 1.7405 10.0033 Silicon starvation,12h 20.8849 20.8849 20.8849