condition mean min max 12pM Fe,Midday 20.6528 20.6528 20.6528 12pM Fe,Midnight 24.393 23.6259 25.1601 58pM Fe,Midday 22.8432 22.8432 22.8432 58pM Fe,Midnight 17.251271428571428 0.0 22.1275 233pM Fe,Midnight 10.8842 10.5221 11.238 1160pM Fe,Midday 13.570728571428571 12.2967 15.0097 1160pM Fe,Midnight 5.5659366666666665 2.74958 9.0813 High carbon,Dark 12.233950666666667 3.6586 25.7502 High carbon,Light 8.366315384615385 2.0982 22.8907 Low carbon,Dark 13.424 13.424 13.424 Phloroglucinol 12.68144 8.44632 17.0608 Silicon starvation,12h 16.1206 16.1206 16.1206