condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 0.1663505 0.0 0.332701 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 0.0 0.0 0.0 233pM Fe,Midnight 0.13577 0.0 0.205343 1160pM Fe,Midday 0.036432714285714284 0.0 0.255029 1160pM Fe,Midnight 0.0 0.0 0.0 High carbon,Dark 0.45854880000000003 0.0 3.68413 High carbon,Light 0.4258898461538462 0.0 1.81973 Low carbon,Dark 3.1619 3.1619 3.1619 Phloroglucinol 0.068344 0.0 0.205032 Silicon starvation,12h 0.0 0.0 0.0