condition mean min max 12pM Fe,Midday 32.7915 32.7915 32.7915 12pM Fe,Midnight 26.179000000000002 23.7992 28.5588 58pM Fe,Midday 25.6844 25.6844 25.6844 58pM Fe,Midnight 16.778928571428573 0.0 21.907 233pM Fe,Midnight 17.244699999999998 16.2742 17.8147 1160pM Fe,Midday 21.68492857142857 20.9566 23.8053 1160pM Fe,Midnight 7.009575833333333 4.25246 9.48078 High carbon,Dark 11.930534666666667 2.81149 21.9667 High carbon,Light 10.476814615384615 1.16645 23.1531 Low carbon,Dark 13.0395 13.0395 13.0395 Phloroglucinol 20.820633333333333 15.5197 23.8933 Silicon starvation,12h 19.3901 19.3901 19.3901