condition mean min max 12pM Fe,Midday 33.6067 33.6067 33.6067 12pM Fe,Midnight 31.65605 29.3844 33.9277 58pM Fe,Midday 42.7111 42.7111 42.7111 58pM Fe,Midnight 20.760871428571427 0.0 28.1249 233pM Fe,Midnight 19.880399999999998 19.2629 20.8725 1160pM Fe,Midday 28.959057142857144 25.4549 31.7131 1160pM Fe,Midnight 8.827896666666668 5.47161 13.5791 High carbon,Dark 14.317317066666668 0.508896 39.4669 High carbon,Light 10.274148461538461 2.44886 36.8937 Low carbon,Dark 19.4786 19.4786 19.4786 Phloroglucinol 8.327023333333333 5.88686 13.1253 Silicon starvation,12h 19.3039 19.3039 19.3039