condition mean min max 12pM Fe,Midday 30.9022 30.9022 30.9022 12pM Fe,Midnight 22.2836 21.9794 22.5878 58pM Fe,Midday 23.1445 23.1445 23.1445 58pM Fe,Midnight 18.012385714285713 16.0752 20.142 233pM Fe,Midnight 12.963633333333332 12.6467 13.3822 1160pM Fe,Midday 16.015914285714285 14.7446 17.3051 1160pM Fe,Midnight 8.366005 6.46435 11.202 High carbon,Dark 14.233031333333333 7.30487 20.3192 High carbon,Light 11.352021538461539 1.23855 16.713 Low carbon,Dark 9.14628 9.14628 9.14628 Phloroglucinol 16.292466666666666 9.6129 24.4373 Silicon starvation,12h 14.1287 14.1287 14.1287