condition mean min max 12pM Fe,Midday 110.158 110.158 110.158 12pM Fe,Midnight 127.298 109.501 145.095 58pM Fe,Midday 170.655 170.655 170.655 58pM Fe,Midnight 133.12037142857145 87.6466 167.472 233pM Fe,Midnight 106.42666666666666 101.461 111.776 1160pM Fe,Midday 106.77547142857144 89.2873 113.407 1160pM Fe,Midnight 72.68370833333333 56.4421 93.297 High carbon,Dark 89.3406 33.9791 150.8 High carbon,Light 85.83494615384615 20.4579 168.666 Low carbon,Dark 130.441 130.441 130.441 Phloroglucinol 128.34066666666666 118.197 142.052 Silicon starvation,12h 104.197 104.197 104.197