condition mean min max 12pM Fe,Midday 27.6119 27.6119 27.6119 12pM Fe,Midnight 18.073500000000003 17.515 18.632 58pM Fe,Midday 15.5733 15.5733 15.5733 58pM Fe,Midnight 15.630242857142857 0.0 19.1337 233pM Fe,Midnight 8.935646666666667 8.40798 9.47288 1160pM Fe,Midday 12.728357142857142 11.2407 14.031 1160pM Fe,Midnight 21.843108333333333 12.8779 31.6767 High carbon,Dark 15.690254666666666 8.09679 22.029 High carbon,Light 10.36473076923077 2.48175 18.7342 Low carbon,Dark 10.1039 10.1039 10.1039 Phloroglucinol 20.6796 15.5912 27.4282 Silicon starvation,12h 10.7334 10.7334 10.7334