condition mean min max 12pM Fe,Midday 3.44762 3.44762 3.44762 12pM Fe,Midnight 6.108025 5.37809 6.83796 58pM Fe,Midday 4.27087 4.27087 4.27087 58pM Fe,Midnight 3.6985685714285714 0.0 5.36335 233pM Fe,Midnight 3.97934 3.50689 4.58422 1160pM Fe,Midday 3.109152857142857 2.20722 3.80072 1160pM Fe,Midnight 2.2117225 1.58078 3.38663 High carbon,Dark 5.012039333333333 0.91071 8.61636 High carbon,Light 4.056 0.16121 7.80758 Low carbon,Dark 4.10833 4.10833 4.10833 Phloroglucinol 6.72806 4.57728 7.82956 Silicon starvation,12h 19.2236 19.2236 19.2236