condition mean min max 12pM Fe,Midday 14.2133 14.2133 14.2133 12pM Fe,Midnight 9.827304999999999 9.64541 10.0092 58pM Fe,Midday 10.3384 10.3384 10.3384 58pM Fe,Midnight 6.867544285714286 0.0 9.34376 233pM Fe,Midnight 9.236460000000001 8.99957 9.40812 1160pM Fe,Midday 7.894751428571428 6.91466 8.96149 1160pM Fe,Midnight 2.6289177500000003 0.839713 6.23348 High carbon,Dark 8.971821333333333 2.73415 25.1999 High carbon,Light 5.805719230769231 1.18278 12.2052 Low carbon,Dark 7.242 7.242 7.242 Phloroglucinol 4.003873333333333 3.6553 4.43145 Silicon starvation,12h 10.6227 10.6227 10.6227