condition mean min max 12pM Fe,Midday 2.12808 2.12808 2.12808 12pM Fe,Midnight 4.547955 3.79392 5.30199 58pM Fe,Midday 3.49704 3.49704 3.49704 58pM Fe,Midnight 18.812347142857142 2.42992 108.072 233pM Fe,Midnight 7.1608833333333335 6.43718 7.53822 1160pM Fe,Midday 3.432575714285714 2.71476 5.60809 1160pM Fe,Midnight 2.946994166666667 1.76326 5.06004 High carbon,Dark 9.253920666666668 1.28342 62.639 High carbon,Light 5.509404538461538 0.497127 16.6321 Low carbon,Dark 2.47004 2.47004 2.47004 Phloroglucinol 4.379253333333333 1.33351 9.11342 Silicon starvation,12h 10.8973 10.8973 10.8973