condition mean min max 12pM Fe,Midday 34.4802 34.4802 34.4802 12pM Fe,Midnight 41.59315 40.3006 42.8857 58pM Fe,Midday 24.2998 24.2998 24.2998 58pM Fe,Midnight 24.587814285714284 0.0 32.7896 233pM Fe,Midnight 18.942966666666667 17.4826 21.185 1160pM Fe,Midday 18.079985714285712 14.2998 22.1132 1160pM Fe,Midnight 21.2988 13.937 28.2113 High carbon,Dark 20.90784 11.4628 28.2379 High carbon,Light 16.237636923076924 2.89332 32.6355 Low carbon,Dark 10.4125 10.4125 10.4125 Phloroglucinol 50.944766666666666 30.0192 74.0083 Silicon starvation,12h 35.7641 35.7641 35.7641