condition mean min max 12pM Fe,Midday 18.7543 18.7543 18.7543 12pM Fe,Midnight 17.6209 17.2417 18.0001 58pM Fe,Midday 11.4195 11.4195 11.4195 58pM Fe,Midnight 13.572728571428572 11.5452 17.1827 233pM Fe,Midnight 6.922596666666666 6.5919 7.19222 1160pM Fe,Midday 9.43643 8.55244 10.0947 1160pM Fe,Midnight 9.907471666666666 6.87822 14.6406 High carbon,Dark 10.513946 3.75385 27.59 High carbon,Light 6.954157692307692 1.76293 15.3135 Low carbon,Dark 9.73944 9.73944 9.73944 Phloroglucinol 9.788133333333333 6.44792 14.1934 Silicon starvation,12h 42.1324 42.1324 42.1324