condition mean min max 12pM Fe,Midday 37.4818 37.4818 37.4818 12pM Fe,Midnight 47.2772 44.944 49.6104 58pM Fe,Midday 41.3494 41.3494 41.3494 58pM Fe,Midnight 40.376557142857145 0.0 53.3597 233pM Fe,Midnight 43.7301 41.5315 44.9996 1160pM Fe,Midday 22.793614285714284 18.3741 26.9259 1160pM Fe,Midnight 27.143625 17.5765 40.2358 High carbon,Dark 54.47011333333334 42.1777 66.6342 High carbon,Light 46.11056153846154 17.4587 83.8062 Low carbon,Dark 58.5335 58.5335 58.5335 Phloroglucinol 32.166466666666665 23.389 36.8122 Silicon starvation,12h 78.1029 78.1029 78.1029