condition mean min max 12pM Fe,Midday 17.0268 17.0268 17.0268 12pM Fe,Midnight 28.03955 26.8661 29.213 58pM Fe,Midday 10.9099 10.9099 10.9099 58pM Fe,Midnight 18.361 0.0 23.6622 233pM Fe,Midnight 20.8741 19.3793 22.7702 1160pM Fe,Midday 3.0978285714285714 1.54906 4.39792 1160pM Fe,Midnight 9.729921666666666 7.44528 12.3444 High carbon,Dark 15.411268666666667 6.40738 25.1408 High carbon,Light 7.66709076923077 1.90109 19.1399 Low carbon,Dark 13.834 13.834 13.834 Phloroglucinol 10.759573333333334 9.83669 12.6004 Silicon starvation,12h 19.0414 19.0414 19.0414