condition mean min max 12pM Fe,Midday 18.4327 18.4327 18.4327 12pM Fe,Midnight 15.815800000000001 13.9311 17.7005 58pM Fe,Midday 12.4222 12.4222 12.4222 58pM Fe,Midnight 20.204214285714286 9.4943 76.1926 233pM Fe,Midnight 7.90892 7.20793 8.4141 1160pM Fe,Midday 12.061457142857144 10.5267 14.3173 1160pM Fe,Midnight 4.333171666666667 2.56395 5.69887 High carbon,Dark 8.965094666666667 3.25903 12.4694 High carbon,Light 7.579923846153846 1.00945 16.6388 Low carbon,Dark 7.31396 7.31396 7.31396 Phloroglucinol 25.9553 25.6106 26.1898 Silicon starvation,12h 15.2436 15.2436 15.2436