condition mean min max 12pM Fe,Midday 25.2857 25.2857 25.2857 12pM Fe,Midnight 19.58545 19.2411 19.9298 58pM Fe,Midday 25.9211 25.9211 25.9211 58pM Fe,Midnight 14.759628571428571 0.0 20.994 233pM Fe,Midnight 18.479633333333332 17.6816 18.9158 1160pM Fe,Midday 16.922557142857144 15.0197 21.1282 1160pM Fe,Midnight 8.90208 4.43023 17.9703 High carbon,Dark 16.352768 9.53032 23.9492 High carbon,Light 12.667529230769231 5.62765 20.4106 Low carbon,Dark 11.7753 11.7753 11.7753 Phloroglucinol 7.93514 5.94606 9.45394 Silicon starvation,12h 25.0014 25.0014 25.0014