condition mean min max 12pM Fe,Midday 0.388353 0.388353 0.388353 12pM Fe,Midnight 8.009125000000001 6.05808 9.96017 58pM Fe,Midday 1.0309 1.0309 1.0309 58pM Fe,Midnight 4.342782857142857 0.0 8.62235 233pM Fe,Midnight 5.664593333333333 5.07894 6.25921 1160pM Fe,Midday 0.24526 0.0 0.767565 1160pM Fe,Midnight 3.1170530833333334 0.656407 6.42452 High carbon,Dark 9.447490533333333 0.678098 73.8617 High carbon,Light 1.4337966923076924 0.0 6.1905 Low carbon,Dark 0.631059 0.631059 0.631059 Phloroglucinol 0.8409323333333334 0.491049 1.05834 Silicon starvation,12h 8.83843 8.83843 8.83843