condition mean min max 12pM Fe,Midday 34.1918 34.1918 34.1918 12pM Fe,Midnight 37.20885 32.5248 41.8929 58pM Fe,Midday 32.8355 32.8355 32.8355 58pM Fe,Midnight 30.211442857142856 23.9372 57.6054 233pM Fe,Midnight 25.709133333333334 24.7112 26.985 1160pM Fe,Midday 26.8357 22.038 32.7003 1160pM Fe,Midnight 11.753813333333333 7.24349 18.5624 High carbon,Dark 17.999711333333334 2.05467 34.2858 High carbon,Light 15.986415384615384 6.24895 28.8673 Low carbon,Dark 22.3822 22.3822 22.3822 Phloroglucinol 11.15174 8.63112 13.011 Silicon starvation,12h 7.74476 7.74476 7.74476