condition mean min max 12pM Fe,Midday 44.6094 44.6094 44.6094 12pM Fe,Midnight 54.62135 54.3955 54.8472 58pM Fe,Midday 68.8207 68.8207 68.8207 58pM Fe,Midnight 26.520342857142857 0.0 33.8713 233pM Fe,Midnight 27.3234 27.1888 27.4844 1160pM Fe,Midday 32.615942857142855 30.2386 36.3768 1160pM Fe,Midnight 54.442525 24.6718 81.7984 High carbon,Dark 26.199736 6.18377 51.9444 High carbon,Light 31.73009 6.08886 64.3357 Low carbon,Dark 15.3831 15.3831 15.3831 Phloroglucinol 74.47116666666666 62.1325 81.9824 Silicon starvation,12h 39.5639 39.5639 39.5639