condition mean min max 12pM Fe,Midday 0.566006 0.566006 0.566006 12pM Fe,Midnight 0.8043800000000001 0.725824 0.882936 58pM Fe,Midday 0.125207 0.125207 0.125207 58pM Fe,Midnight 0.6393085714285714 0.0 1.07486 233pM Fe,Midnight 0.29453833333333335 0.176246 0.438582 1160pM Fe,Midday 0.15842974285714287 0.0932242 0.333824 1160pM Fe,Midnight 0.4412448333333333 0.102588 0.79633 High carbon,Dark 1.5325177333333333 0.0 4.48024 High carbon,Light 0.8089089230769231 0.0 2.31387 Low carbon,Dark 1.37961 1.37961 1.37961 Phloroglucinol 0.9396856666666666 0.447301 1.48507 Silicon starvation,12h 0.64408 0.64408 0.64408