condition mean min max 12pM Fe,Midday 10.3792 10.3792 10.3792 12pM Fe,Midnight 16.48805 15.7757 17.2004 58pM Fe,Midday 11.5388 11.5388 11.5388 58pM Fe,Midnight 14.695085714285714 0.0 21.3108 233pM Fe,Midnight 13.6923 12.8067 15.3426 1160pM Fe,Midday 7.910252857142858 5.44134 11.2352 1160pM Fe,Midnight 8.958395 6.39049 10.3294 High carbon,Dark 8.602576000000001 3.19883 18.1229 High carbon,Light 9.217982307692308 0.0 16.963 Low carbon,Dark 8.64911 8.64911 8.64911 Phloroglucinol 11.675166666666668 10.7683 13.4174 Silicon starvation,12h 12.8708 12.8708 12.8708