condition mean min max 12pM Fe,Midday 29.0721 29.0721 29.0721 12pM Fe,Midnight 26.00425 25.4549 26.5536 58pM Fe,Midday 23.9817 23.9817 23.9817 58pM Fe,Midnight 12.755342857142857 0.0 16.381 233pM Fe,Midnight 14.663633333333333 14.0104 15.3795 1160pM Fe,Midday 21.044442857142858 18.7208 22.8837 1160pM Fe,Midnight 10.971669166666667 4.14745 16.5871 High carbon,Dark 11.854806 1.84034 20.2146 High carbon,Light 8.350053923076922 0.772941 15.5776 Low carbon,Dark 10.8197 10.8197 10.8197 Phloroglucinol 19.5833 11.1655 24.0718 Silicon starvation,12h 13.7131 13.7131 13.7131