condition mean min max 12pM Fe,Midday 1.05434 1.05434 1.05434 12pM Fe,Midnight 0.5445255 0.540816 0.548235 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 0.9710377142857143 0.0 1.77974 233pM Fe,Midnight 0.6592576666666666 0.65358 0.667584 1160pM Fe,Midday 0.5279677142857143 0.0 1.24367 1160pM Fe,Midnight 1.2590905000000001 0.0 4.66204 High carbon,Dark 1.6244861333333334 0.0 6.44337 High carbon,Light 0.4143768461538462 0.0 3.15123 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 2.0485176666666667 0.991013 2.99958 Silicon starvation,12h 0.599885 0.599885 0.599885