condition mean min max 12pM Fe,Midday 67.3796 67.3796 67.3796 12pM Fe,Midnight 39.635450000000006 38.584 40.6869 58pM Fe,Midday 39.9986 39.9986 39.9986 58pM Fe,Midnight 29.855957142857143 0.0 41.4425 233pM Fe,Midnight 27.531299999999998 24.3019 29.3436 1160pM Fe,Midday 37.525757142857145 29.1655 46.5229 1160pM Fe,Midnight 32.79334333333333 8.88902 49.1649 High carbon,Dark 60.026246666666665 22.3424 103.984 High carbon,Light 50.13926153846154 13.5572 108.029 Low carbon,Dark 42.2712 42.2712 42.2712 Phloroglucinol 47.7598 35.8084 62.1762 Silicon starvation,12h 88.3204 88.3204 88.3204