condition mean min max 12pM Fe,Midday 12.3026 12.3026 12.3026 12pM Fe,Midnight 12.6976 11.3065 14.0887 58pM Fe,Midday 5.56955 5.56955 5.56955 58pM Fe,Midnight 8.31317857142857 0.0 11.108 233pM Fe,Midnight 5.061653333333333 4.16662 6.2075 1160pM Fe,Midday 6.0728800000000005 4.41298 9.42468 1160pM Fe,Midnight 8.696166666666667 3.31884 12.651 High carbon,Dark 6.512551333333334 1.30008 14.4693 High carbon,Light 2.8367142307692306 0.0 9.12134 Low carbon,Dark 1.85966 1.85966 1.85966 Phloroglucinol 8.530159999999999 2.68924 19.1027 Silicon starvation,12h 6.99981 6.99981 6.99981