condition mean min max 12pM Fe,Midday 38.4715 38.4715 38.4715 12pM Fe,Midnight 14.38185 13.1716 15.5921 58pM Fe,Midday 17.9313 17.9313 17.9313 58pM Fe,Midnight 14.581348571428572 0.0 24.6709 233pM Fe,Midnight 12.012666666666666 11.6344 12.4303 1160pM Fe,Midday 64.54897142857143 53.3211 73.3042 1160pM Fe,Midnight 11.458245833333333 4.77933 16.3102 High carbon,Dark 7.097004666666667 1.13285 18.7688 High carbon,Light 18.94617576923077 0.932045 52.7556 Low carbon,Dark 4.37346 4.37346 4.37346 Phloroglucinol 20.0246 13.889 28.9267 Silicon starvation,12h 11.3499 11.3499 11.3499