condition mean min max 12pM Fe,Midday 66.39 66.39 66.39 12pM Fe,Midnight 22.15735 18.0505 26.2642 58pM Fe,Midday 40.5072 40.5072 40.5072 58pM Fe,Midnight 5.832428571428571 0.0 10.6208 233pM Fe,Midnight 10.7571 10.1658 11.5664 1160pM Fe,Midday 30.784985714285714 25.3001 34.5397 1160pM Fe,Midnight 1.3122726666666666 0.501629 2.18474 High carbon,Dark 11.138805333333334 0.0 29.055 High carbon,Light 5.786025153846154 0.0 24.0256 Low carbon,Dark 8.46128 8.46128 8.46128 Phloroglucinol 72.20293333333333 36.9793 101.993 Silicon starvation,12h 9.38174 9.38174 9.38174