condition mean min max 12pM Fe,Midday 17.2011 17.2011 17.2011 12pM Fe,Midnight 58.9445 55.1879 62.7011 58pM Fe,Midday 24.6116 24.6116 24.6116 58pM Fe,Midnight 37.096642857142854 0.0 48.9386 233pM Fe,Midnight 91.14603333333334 89.3869 93.6759 1160pM Fe,Midday 7.045462857142858 4.84157 9.55972 1160pM Fe,Midnight 69.865825 53.027 92.0714 High carbon,Dark 97.83638 46.351 144.797 High carbon,Light 86.12992307692308 56.4529 126.158 Low carbon,Dark 95.7476 95.7476 95.7476 Phloroglucinol 16.522843333333334 9.97373 22.704 Silicon starvation,12h 94.7455 94.7455 94.7455