condition mean min max 12pM Fe,Midday 20.9055 20.9055 20.9055 12pM Fe,Midnight 5.606574999999999 4.36878 6.84437 58pM Fe,Midday 10.6193 10.6193 10.6193 58pM Fe,Midnight 5.074870285714286 0.0 8.62605 233pM Fe,Midnight 10.326966666666667 10.1261 10.5594 1160pM Fe,Midday 21.75455714285714 17.5997 26.7908 1160pM Fe,Midnight 8.6118675 4.58553 11.8699 High carbon,Dark 11.511201133333334 0.879587 30.0675 High carbon,Light 5.336406538461539 0.0 15.3146 Low carbon,Dark 1.25817 1.25817 1.25817 Phloroglucinol 77.8378 68.5772 85.6349 Silicon starvation,12h 1.54189 1.54189 1.54189