condition mean min max 12pM Fe,Midday 29.9347 29.9347 29.9347 12pM Fe,Midnight 26.3431 25.8693 26.8169 58pM Fe,Midday 21.1403 21.1403 21.1403 58pM Fe,Midnight 24.029114285714286 17.0992 49.9595 233pM Fe,Midnight 15.0642 13.6777 16.3734 1160pM Fe,Midday 16.33065714285714 14.0537 18.3683 1160pM Fe,Midnight 40.847120833333335 8.6385 69.0351 High carbon,Dark 77.45933666666667 5.02811 576.017 High carbon,Light 68.17508538461539 2.36575 292.029 Low carbon,Dark 12.332 12.332 12.332 Phloroglucinol 45.01476666666667 38.3953 54.4658 Silicon starvation,12h 59.5717 59.5717 59.5717