condition mean min max 12pM Fe,Midday 38.6107 38.6107 38.6107 12pM Fe,Midnight 69.77080000000001 66.9227 72.6189 58pM Fe,Midday 37.0116 37.0116 37.0116 58pM Fe,Midnight 48.64344285714286 0.0 100.479 233pM Fe,Midnight 44.96706666666667 33.9074 52.0988 1160pM Fe,Midday 11.901941428571428 4.94384 23.3178 1160pM Fe,Midnight 28.183933333333336 10.7974 44.3218 High carbon,Dark 15.495568 0.0 51.6835 High carbon,Light 12.365166923076924 0.0 44.8781 Low carbon,Dark 10.4568 10.4568 10.4568 Phloroglucinol 7.604663333333333 4.03241 12.2052 Silicon starvation,12h 42.1059 42.1059 42.1059