condition mean min max 12pM Fe,Midday 15.4133 15.4133 15.4133 12pM Fe,Midnight 13.0223 11.2205 14.8241 58pM Fe,Midday 15.0023 15.0023 15.0023 58pM Fe,Midnight 8.976062857142857 0.0 11.6149 233pM Fe,Midnight 10.280233333333333 10.0324 10.4389 1160pM Fe,Midday 13.893842857142857 12.3305 15.3279 1160pM Fe,Midnight 4.004714166666666 2.42455 7.09895 High carbon,Dark 8.639172666666667 4.45717 13.9266 High carbon,Light 10.425116923076923 2.04166 20.4672 Low carbon,Dark 10.6446 10.6446 10.6446 Phloroglucinol 6.102366666666667 4.94993 7.87583 Silicon starvation,12h 25.5418 25.5418 25.5418