condition mean min max 12pM Fe,Midday 19.4977 19.4977 19.4977 12pM Fe,Midnight 24.5454 23.1227 25.9681 58pM Fe,Midday 16.8994 16.8994 16.8994 58pM Fe,Midnight 23.200042857142858 18.9699 40.5332 233pM Fe,Midnight 18.438066666666668 17.9653 19.1194 1160pM Fe,Midday 9.412974285714286 8.14663 10.8306 1160pM Fe,Midnight 9.080155833333334 4.81348 16.0332 High carbon,Dark 23.205898 9.25091 40.262 High carbon,Light 17.96132923076923 1.00394 67.8645 Low carbon,Dark 10.3757 10.3757 10.3757 Phloroglucinol 13.246333333333332 12.2892 14.7986 Silicon starvation,12h 17.4838 17.4838 17.4838