condition mean min max 12pM Fe,Midday 29.3364 29.3364 29.3364 12pM Fe,Midnight 22.0866 22.0545 22.1187 58pM Fe,Midday 42.2213 42.2213 42.2213 58pM Fe,Midnight 31.7345 0.0 44.4541 233pM Fe,Midnight 104.56163333333333 99.6919 109.437 1160pM Fe,Midday 6.125281428571428 4.24136 8.18267 1160pM Fe,Midnight 100.34079166666666 35.4457 205.478 High carbon,Dark 200.35618666666667 36.4701 443.735 High carbon,Light 123.23286153846153 2.3939 350.409 Low carbon,Dark 32.7377 32.7377 32.7377 Phloroglucinol 26.159366666666664 11.8433 39.4237 Silicon starvation,12h 101.557 101.557 101.557