condition mean min max 12pM Fe,Midday 14.934 14.934 14.934 12pM Fe,Midnight 19.2559 15.5308 22.981 58pM Fe,Midday 12.6137 12.6137 12.6137 58pM Fe,Midnight 14.16612857142857 0.0 21.5107 233pM Fe,Midnight 17.39033333333333 15.2189 20.6191 1160pM Fe,Midday 8.296494285714285 4.5852 11.404 1160pM Fe,Midnight 22.09936666666667 11.5095 32.706 High carbon,Dark 13.014741333333333 2.15177 25.5008 High carbon,Light 4.0125346923076926 0.0 7.54165 Low carbon,Dark 9.92751 9.92751 9.92751 Phloroglucinol 9.066523333333333 5.10439 14.7994 Silicon starvation,12h 6.95209 6.95209 6.95209