condition mean min max 12pM Fe,Midday 13.9652 13.9652 13.9652 12pM Fe,Midnight 25.8333 24.4941 27.1725 58pM Fe,Midday 10.9619 10.9619 10.9619 58pM Fe,Midnight 21.233657142857144 0.0 28.3262 233pM Fe,Midnight 29.1123 27.7861 30.0929 1160pM Fe,Midday 5.054375714285714 4.14445 6.52942 1160pM Fe,Midnight 32.582366666666665 24.0774 40.7014 High carbon,Dark 41.11302466666667 6.78297 63.6637 High carbon,Light 28.640152923076922 0.0 78.2367 Low carbon,Dark 22.3269 22.3269 22.3269 Phloroglucinol 6.936886666666667 4.69934 9.05411 Silicon starvation,12h 34.9869 34.9869 34.9869