condition mean min max 12pM Fe,Midday 21.6243 21.6243 21.6243 12pM Fe,Midnight 17.57395 17.5173 17.6306 58pM Fe,Midday 13.1925 13.1925 13.1925 58pM Fe,Midnight 18.981914285714286 12.0221 40.4587 233pM Fe,Midnight 15.1574 14.3175 15.7331 1160pM Fe,Midday 15.5353 12.9729 17.4813 1160pM Fe,Midnight 6.379605 4.61686 9.65285 High carbon,Dark 12.695000666666667 5.90428 21.105 High carbon,Light 10.963563846153846 1.59655 27.529 Low carbon,Dark 7.95245 7.95245 7.95245 Phloroglucinol 12.55751 8.70076 19.6177 Silicon starvation,12h 16.1242 16.1242 16.1242