condition mean min max 12pM Fe,Midday 299.576 299.576 299.576 12pM Fe,Midnight 116.12445 86.6709 145.578 58pM Fe,Midday 442.462 442.462 442.462 58pM Fe,Midnight 232.8917142857143 125.472 800.715 233pM Fe,Midnight 218.22866666666667 201.911 230.287 1160pM Fe,Midday 629.2021428571428 541.833 698.786 1160pM Fe,Midnight 73.604325 50.1881 94.1655 High carbon,Dark 185.99077866666667 3.56998 331.313 High carbon,Light 210.63877692307693 25.7828 669.859 Low carbon,Dark 376.995 376.995 376.995 Phloroglucinol 0.0 0.0 0.0 Silicon starvation,12h 79.4575 79.4575 79.4575