condition mean min max 12pM Fe,Midday 65.0182 65.0182 65.0182 12pM Fe,Midnight 52.36775 50.3482 54.3873 58pM Fe,Midday 48.1491 48.1491 48.1491 58pM Fe,Midnight 32.18532857142857 0.0 42.0186 233pM Fe,Midnight 23.055699999999998 21.8265 24.7931 1160pM Fe,Midday 33.15382857142857 28.5676 36.0591 1160pM Fe,Midnight 16.969083333333334 13.7917 20.392 High carbon,Dark 32.44062266666667 2.85368 84.8572 High carbon,Light 21.90491846153846 6.99589 57.9994 Low carbon,Dark 34.2963 34.2963 34.2963 Phloroglucinol 15.608866666666668 11.9719 22.0803 Silicon starvation,12h 74.0436 74.0436 74.0436