condition mean min max 12pM Fe,Midday 13.6805 13.6805 13.6805 12pM Fe,Midnight 15.7064 14.8144 16.5984 58pM Fe,Midday 11.0964 11.0964 11.0964 58pM Fe,Midnight 48.78268 8.51754 270.18 233pM Fe,Midnight 22.497033333333334 21.6724 23.0992 1160pM Fe,Midday 6.6773871428571425 5.34141 7.47094 1160pM Fe,Midnight 4.957255833333333 1.17743 7.16324 High carbon,Dark 13.601808 4.4407 36.7081 High carbon,Light 9.770102307692307 1.06616 18.6423 Low carbon,Dark 10.4977 10.4977 10.4977 Phloroglucinol 18.820633333333333 12.1445 28.2205 Silicon starvation,12h 4.54054 4.54054 4.54054