condition mean min max 12pM Fe,Midday 29.0372 29.0372 29.0372 12pM Fe,Midnight 25.69275 23.5518 27.8337 58pM Fe,Midday 20.5349 20.5349 20.5349 58pM Fe,Midnight 23.747014285714286 17.4109 39.8546 233pM Fe,Midnight 15.344966666666666 14.4105 15.9846 1160pM Fe,Midday 14.995342857142857 13.0049 17.2925 1160pM Fe,Midnight 10.113926666666666 7.90073 12.205 High carbon,Dark 14.242746 5.68613 24.3986 High carbon,Light 11.669919538461539 0.786354 22.7858 Low carbon,Dark 10.9307 10.9307 10.9307 Phloroglucinol 12.088823333333332 9.41387 16.575 Silicon starvation,12h 15.2455 15.2455 15.2455