condition mean min max 12pM Fe,Midday 23.2284 23.2284 23.2284 12pM Fe,Midnight 24.767200000000003 24.3713 25.1631 58pM Fe,Midday 21.0207 21.0207 21.0207 58pM Fe,Midnight 27.871 19.9748 62.5558 233pM Fe,Midnight 20.364233333333335 18.8303 21.9181 1160pM Fe,Midday 16.7351 15.6008 18.9553 1160pM Fe,Midnight 13.753533333333333 10.2513 18.818 High carbon,Dark 16.975642666666666 5.15974 24.7884 High carbon,Light 10.244303230769232 0.246852 17.2558 Low carbon,Dark 12.7247 12.7247 12.7247 Phloroglucinol 16.71333333333333 13.2391 23.5584 Silicon starvation,12h 13.3163 13.3163 13.3163