condition mean min max 12pM Fe,Midday 28.2175 28.2175 28.2175 12pM Fe,Midnight 27.240299999999998 25.393 29.0876 58pM Fe,Midday 19.7117 19.7117 19.7117 58pM Fe,Midnight 21.21087142857143 0.0 28.5859 233pM Fe,Midnight 40.17333333333333 37.9276 42.5451 1160pM Fe,Midday 21.359314285714287 19.0328 25.8619 1160pM Fe,Midnight 36.62533333333333 27.3635 45.6006 High carbon,Dark 29.11458 21.1775 38.2672 High carbon,Light 22.88084923076923 7.29164 30.3399 Low carbon,Dark 23.3284 23.3284 23.3284 Phloroglucinol 17.795299999999997 14.2404 20.0678 Silicon starvation,12h 47.6013 47.6013 47.6013