condition mean min max 12pM Fe,Midday 15.7367 15.7367 15.7367 12pM Fe,Midnight 7.2675 6.52633 8.00867 58pM Fe,Midday 6.51788 6.51788 6.51788 58pM Fe,Midnight 4.262294285714286 0.0 6.63144 233pM Fe,Midnight 5.312053333333333 4.15112 6.5721 1160pM Fe,Midday 4.778472857142857 2.54432 8.16178 1160pM Fe,Midnight 1.4315426666666666 0.287852 2.97552 High carbon,Dark 5.263659333333333 1.4135 9.62655 High carbon,Light 5.003685384615385 0.0 10.7329 Low carbon,Dark 4.89668 4.89668 4.89668 Phloroglucinol 5.6368133333333335 3.35694 8.8965 Silicon starvation,12h 14.4783 14.4783 14.4783