condition mean min max 12pM Fe,Midday 24.8918 24.8918 24.8918 12pM Fe,Midnight 25.7329 22.3933 29.0725 58pM Fe,Midday 19.9923 19.9923 19.9923 58pM Fe,Midnight 19.150442857142856 0.0 25.5339 233pM Fe,Midnight 21.2238 18.5164 25.7569 1160pM Fe,Midday 16.485342857142857 11.0288 20.2643 1160pM Fe,Midnight 16.868433333333332 12.9455 22.982 High carbon,Dark 22.473551333333333 8.02398 36.0163 High carbon,Light 17.95672846153846 3.7604 38.8038 Low carbon,Dark 23.0244 23.0244 23.0244 Phloroglucinol 16.313200000000002 12.4783 22.1769 Silicon starvation,12h 30.2863 30.2863 30.2863