condition mean min max 12pM Fe,Midday 67.0474 67.0474 67.0474 12pM Fe,Midnight 49.4182 47.522 51.3144 58pM Fe,Midday 43.259 43.259 43.259 58pM Fe,Midnight 29.816842857142856 23.6453 34.1972 233pM Fe,Midnight 15.578866666666666 15.1197 16.031 1160pM Fe,Midday 15.347042857142858 13.5928 18.467 1160pM Fe,Midnight 40.41668 8.58376 69.3492 High carbon,Dark 47.82730133333333 6.21818 271.884 High carbon,Light 22.968782307692308 3.35905 72.5081 Low carbon,Dark 21.2927 21.2927 21.2927 Phloroglucinol 84.89356666666667 69.5642 112.111 Silicon starvation,12h 18.809 18.809 18.809