condition mean min max 12pM Fe,Midday 12.4299 12.4299 12.4299 12pM Fe,Midnight 16.25125 14.6501 17.8524 58pM Fe,Midday 8.0656 8.0656 8.0656 58pM Fe,Midnight 10.358964285714286 0.0 17.2924 233pM Fe,Midnight 11.733036666666667 9.96911 12.9016 1160pM Fe,Midday 5.986545714285715 3.25823 8.74517 1160pM Fe,Midnight 3.9909391666666667 0.0 8.59151 High carbon,Dark 12.338902666666666 3.73508 26.3582 High carbon,Light 8.402317384615385 0.975686 15.4872 Low carbon,Dark 8.07925 8.07925 8.07925 Phloroglucinol 7.77687 5.71186 11.8559 Silicon starvation,12h 7.07222 7.07222 7.07222