condition mean min max 12pM Fe,Midday 37.7809 37.7809 37.7809 12pM Fe,Midnight 23.2465 22.0651 24.4279 58pM Fe,Midday 36.3101 36.3101 36.3101 58pM Fe,Midnight 12.474628571428571 0.0 17.4366 233pM Fe,Midnight 12.703566666666667 11.6475 13.3329 1160pM Fe,Midday 31.348842857142856 24.8909 34.8059 1160pM Fe,Midnight 2.861188 0.654324 5.74575 High carbon,Dark 16.224041333333332 3.58833 31.644 High carbon,Light 11.183216153846153 3.2585 18.9633 Low carbon,Dark 19.5445 19.5445 19.5445 Phloroglucinol 10.55657 8.42351 12.256 Silicon starvation,12h 24.0725 24.0725 24.0725