condition mean min max 12pM Fe,Midday 19.7451 19.7451 19.7451 12pM Fe,Midnight 15.38815 13.8853 16.891 58pM Fe,Midday 14.7943 14.7943 14.7943 58pM Fe,Midnight 25.161524285714286 7.92286 113.212 233pM Fe,Midnight 14.3757 13.4244 15.2244 1160pM Fe,Midday 10.429958571428571 8.78964 12.638 1160pM Fe,Midnight 38.93452916666667 8.31203 63.369 High carbon,Dark 31.712136666666666 2.68891 281.905 High carbon,Light 7.566514615384616 0.86279 20.1854 Low carbon,Dark 6.21001 6.21001 6.21001 Phloroglucinol 33.906 22.0228 41.7786 Silicon starvation,12h 20.2037 20.2037 20.2037