condition mean min max 12pM Fe,Midday 13.807 13.807 13.807 12pM Fe,Midnight 22.158549999999998 20.0629 24.2542 58pM Fe,Midday 5.18807 5.18807 5.18807 58pM Fe,Midnight 7.7957214285714285 0.0 10.9258 233pM Fe,Midnight 1.61351 1.07782 2.35577 1160pM Fe,Midday 4.056135714285714 2.72353 4.84781 1160pM Fe,Midnight 1.0289206666666666 0.165686 1.63133 High carbon,Dark 1.5860692 0.0 3.07453 High carbon,Light 0.5730466923076923 0.0 2.49399 Low carbon,Dark 0.614681 0.614681 0.614681 Phloroglucinol 1.0376726666666667 0.59788 1.80403 Silicon starvation,12h 0.430452 0.430452 0.430452