condition mean min max 12pM Fe,Midday 15.6212 15.6212 15.6212 12pM Fe,Midnight 17.5899 17.3736 17.8062 58pM Fe,Midday 11.5186 11.5186 11.5186 58pM Fe,Midnight 11.68454 0.0 17.2717 233pM Fe,Midnight 10.039403333333334 9.68351 10.2689 1160pM Fe,Midday 9.56095 7.87705 11.6677 1160pM Fe,Midnight 7.3128025 3.26289 10.7556 High carbon,Dark 7.679904 2.1288 17.2528 High carbon,Light 4.366786230769231 0.510911 10.8076 Low carbon,Dark 6.34596 6.34596 6.34596 Phloroglucinol 10.378146666666666 6.30968 16.2597 Silicon starvation,12h 18.3932 18.3932 18.3932