condition mean min max 12pM Fe,Midday 409.678 409.678 409.678 12pM Fe,Midnight 510.7505 483.2 538.301 58pM Fe,Midday 379.867 379.867 379.867 58pM Fe,Midnight 526.2948571428572 409.584 872.065 233pM Fe,Midnight 282.11966666666666 267.166 291.975 1160pM Fe,Midday 258.8812857142857 240.269 286.066 1160pM Fe,Midnight 503.81075 322.672 654.157 High carbon,Dark 287.25033333333334 147.748 442.473 High carbon,Light 193.7653923076923 83.7641 377.39 Low carbon,Dark 279.041 279.041 279.041 Phloroglucinol 315.03000000000003 172.168 481.346 Silicon starvation,12h 195.408 195.408 195.408