condition mean min max 12pM Fe,Midday 23.4536 23.4536 23.4536 12pM Fe,Midnight 17.11215 17.0065 17.2178 58pM Fe,Midday 15.6122 15.6122 15.6122 58pM Fe,Midnight 12.558914285714286 0.0 15.9991 233pM Fe,Midnight 21.581333333333333 19.755 22.8473 1160pM Fe,Midday 12.4307 11.4215 13.2753 1160pM Fe,Midnight 12.397629166666666 3.8141 24.8037 High carbon,Dark 24.69302666666667 10.1183 39.0735 High carbon,Light 17.56267846153846 2.62321 31.0351 Low carbon,Dark 15.3844 15.3844 15.3844 Phloroglucinol 13.668506666666667 8.57022 19.424 Silicon starvation,12h 38.8701 38.8701 38.8701