condition mean min max 12pM Fe,Midday 15.6816 15.6816 15.6816 12pM Fe,Midnight 19.58775 19.0126 20.1629 58pM Fe,Midday 17.9124 17.9124 17.9124 58pM Fe,Midnight 37.603257142857146 19.9734 101.356 233pM Fe,Midnight 41.9008 40.8397 43.3277 1160pM Fe,Midday 23.705314285714287 19.3879 41.3254 1160pM Fe,Midnight 15.11511 1.6744 43.2859 High carbon,Dark 44.177463333333336 1.20367 118.84 High carbon,Light 20.556556923076922 6.92277 74.2721 Low carbon,Dark 24.0921 24.0921 24.0921 Phloroglucinol 2.6876813333333334 0.721034 4.66206 Silicon starvation,12h 30.8226 30.8226 30.8226