condition mean min max 12pM Fe,Midday 57.2073 57.2073 57.2073 12pM Fe,Midnight 28.12485 24.9229 31.3268 58pM Fe,Midday 46.1733 46.1733 46.1733 58pM Fe,Midnight 21.273342857142858 0.0 29.3615 233pM Fe,Midnight 15.3677 12.999 19.8878 1160pM Fe,Midday 32.216414285714286 25.7204 36.114 1160pM Fe,Midnight 14.755558333333333 10.0018 20.4501 High carbon,Dark 20.814711333333335 5.68898 36.5138 High carbon,Light 18.42578423076923 0.910235 45.0567 Low carbon,Dark 18.2151 18.2151 18.2151 Phloroglucinol 34.45453333333333 20.8303 43.1889 Silicon starvation,12h 32.7691 32.7691 32.7691