condition mean min max 12pM Fe,Midday 49.5539 49.5539 49.5539 12pM Fe,Midnight 30.92615 26.6583 35.194 58pM Fe,Midday 24.5974 24.5974 24.5974 58pM Fe,Midnight 18.350242857142856 0.0 29.4253 233pM Fe,Midnight 9.689126666666667 6.39793 13.4861 1160pM Fe,Midday 13.58171 8.83049 20.3047 1160pM Fe,Midnight 7.804408333333333 5.45301 11.6603 High carbon,Dark 15.75335 3.95299 38.9672 High carbon,Light 12.362516692307693 0.711537 28.8991 Low carbon,Dark 34.3696 34.3696 34.3696 Phloroglucinol 16.7816 11.7391 26.7618 Silicon starvation,12h 116.217 116.217 116.217