condition mean min max 12pM Fe,Midday 44.4799 44.4799 44.4799 12pM Fe,Midnight 44.751999999999995 44.6173 44.8867 58pM Fe,Midday 38.7748 38.7748 38.7748 58pM Fe,Midnight 28.538899999999998 0.0 37.2693 233pM Fe,Midnight 25.888133333333332 23.8965 28.3163 1160pM Fe,Midday 23.03514285714286 20.2097 26.6994 1160pM Fe,Midnight 13.03773 8.12166 17.6098 High carbon,Dark 26.267291333333333 6.48339 65.7978 High carbon,Light 22.703496153846153 1.16382 51.8482 Low carbon,Dark 22.4865 22.4865 22.4865 Phloroglucinol 26.120533333333334 19.7889 35.2426 Silicon starvation,12h 53.6147 53.6147 53.6147