condition mean min max 12pM Fe,Midday 26.2203 26.2203 26.2203 12pM Fe,Midnight 23.52755 22.8514 24.2037 58pM Fe,Midday 26.2944 26.2944 26.2944 58pM Fe,Midnight 15.730742857142857 0.0 19.8708 233pM Fe,Midnight 18.292966666666665 17.4303 18.9422 1160pM Fe,Midday 18.36967142857143 17.0957 19.7044 1160pM Fe,Midnight 12.343628333333333 7.23427 19.4205 High carbon,Dark 18.147546666666667 10.5421 28.2109 High carbon,Light 18.406183076923078 0.74418 33.8739 Low carbon,Dark 11.93 11.93 11.93 Phloroglucinol 14.568833333333334 10.4198 20.518 Silicon starvation,12h 13.1851 13.1851 13.1851