condition mean min max 12pM Fe,Midday 13.4305 13.4305 13.4305 12pM Fe,Midnight 34.19355 32.9914 35.3957 58pM Fe,Midday 8.81049 8.81049 8.81049 58pM Fe,Midnight 16.88554285714286 0.0 22.4155 233pM Fe,Midnight 45.05826666666667 42.2263 47.5888 1160pM Fe,Midday 5.925472857142857 4.51153 8.0855 1160pM Fe,Midnight 16.62797 9.50637 32.2394 High carbon,Dark 36.528166666666664 19.4075 58.7212 High carbon,Light 27.671246153846155 10.3946 55.3674 Low carbon,Dark 26.3394 26.3394 26.3394 Phloroglucinol 28.41036666666667 19.0316 36.8558 Silicon starvation,12h 58.3655 58.3655 58.3655