condition mean min max 12pM Fe,Midday 12.2154 12.2154 12.2154 12pM Fe,Midnight 6.943975 6.26582 7.62213 58pM Fe,Midday 8.64701 8.64701 8.64701 58pM Fe,Midnight 4.91435 0.0 8.05215 233pM Fe,Midnight 4.457223333333333 3.78614 4.9448 1160pM Fe,Midday 8.370888571428571 6.72421 11.0752 1160pM Fe,Midnight 1.9572795833333334 0.904635 3.07299 High carbon,Dark 4.343455666666666 0.728395 7.31681 High carbon,Light 4.09507223076923 0.376979 8.9838 Low carbon,Dark 4.30074 4.30074 4.30074 Phloroglucinol 3.191056666666667 2.5515 4.24755 Silicon starvation,12h 9.96194 9.96194 9.96194