condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 0.548023 0.54429 0.551756 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 0.24280285714285713 0.0 0.839355 233pM Fe,Midnight 1.997526 0.986668 3.02343 1160pM Fe,Midday 0.04993442857142857 0.0 0.349541 1160pM Fe,Midnight 0.22855333333333333 0.0 1.17874 High carbon,Dark 3.743653333333333 0.0 37.8403 High carbon,Light 3.854647 0.0 13.3966 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 0.11081999999999999 0.0 0.33246 Silicon starvation,12h 0.301869 0.301869 0.301869