condition mean min max 12pM Fe,Midday 19.1848 19.1848 19.1848 12pM Fe,Midnight 18.857 17.4044 20.3096 58pM Fe,Midday 9.39075 9.39075 9.39075 58pM Fe,Midnight 10.177865714285714 0.0 14.6418 233pM Fe,Midnight 12.807966666666667 11.3122 13.8274 1160pM Fe,Midday 12.929414285714286 10.7998 15.5109 1160pM Fe,Midnight 69.57000416666666 7.67344 117.647 High carbon,Dark 18.773775333333333 4.27637 41.8079 High carbon,Light 21.829532692307694 0.720915 75.9518 Low carbon,Dark 11.9392 11.9392 11.9392 Phloroglucinol 28.25006666666667 21.2745 33.6773 Silicon starvation,12h 60.0355 60.0355 60.0355