condition mean min max 12pM Fe,Midday 14.6679 14.6679 14.6679 12pM Fe,Midnight 13.8394 13.7699 13.9089 58pM Fe,Midday 13.1893 13.1893 13.1893 58pM Fe,Midnight 13.048587142857142 8.15014 28.1852 233pM Fe,Midnight 10.922466666666667 10.6654 11.1077 1160pM Fe,Midday 9.06223 8.32547 10.6596 1160pM Fe,Midnight 3.148998333333333 1.8753 4.90095 High carbon,Dark 7.7740686666666665 2.21505 17.2322 High carbon,Light 5.208206769230769 0.1074 11.6906 Low carbon,Dark 8.11674 8.11674 8.11674 Phloroglucinol 5.472043333333334 4.22304 7.13034 Silicon starvation,12h 5.59381 5.59381 5.59381