condition mean min max 12pM Fe,Midday 96.5182 96.5182 96.5182 12pM Fe,Midnight 65.0414 64.8766 65.2062 58pM Fe,Midday 63.0113 63.0113 63.0113 58pM Fe,Midnight 42.0841 0.0 53.0708 233pM Fe,Midnight 33.25143333333334 30.4629 34.6557 1160pM Fe,Midday 52.28344285714286 50.4042 55.4458 1160pM Fe,Midnight 19.506241666666668 13.155 30.509 High carbon,Dark 40.83858933333333 9.79414 66.6255 High carbon,Light 28.6508 10.0477 45.734 Low carbon,Dark 29.1681 29.1681 29.1681 Phloroglucinol 25.716833333333334 16.0422 36.6496 Silicon starvation,12h 48.5536 48.5536 48.5536