condition mean min max 12pM Fe,Midday 59.6987 59.6987 59.6987 12pM Fe,Midnight 43.322100000000006 43.0127 43.6315 58pM Fe,Midday 57.6578 57.6578 57.6578 58pM Fe,Midnight 25.3434 0.0 34.2495 233pM Fe,Midnight 27.32336666666667 24.9132 30.3746 1160pM Fe,Midday 67.3956 65.3564 70.6521 1160pM Fe,Midnight 19.37399166666667 14.8389 24.0571 High carbon,Dark 26.087066666666665 2.0439 56.6098 High carbon,Light 28.65730153846154 2.29709 50.2367 Low carbon,Dark 45.0169 45.0169 45.0169 Phloroglucinol 16.272100000000002 10.7581 19.9814 Silicon starvation,12h 47.731 47.731 47.731