condition mean min max 12pM Fe,Midday 46.7816 46.7816 46.7816 12pM Fe,Midnight 49.99505 47.9927 51.9974 58pM Fe,Midday 51.2504 51.2504 51.2504 58pM Fe,Midnight 49.7214 34.6378 87.9906 233pM Fe,Midnight 26.676666666666666 25.4346 27.8972 1160pM Fe,Midday 30.068257142857142 27.7635 34.4835 1160pM Fe,Midnight 16.3314 10.6248 25.0852 High carbon,Dark 31.415746666666667 16.3831 51.7383 High carbon,Light 25.192133076923078 6.99453 49.32 Low carbon,Dark 30.166 30.166 30.166 Phloroglucinol 22.915200000000002 17.3716 33.2214 Silicon starvation,12h 34.7855 34.7855 34.7855