condition mean min max 12pM Fe,Midday 1.33988 1.33988 1.33988 12pM Fe,Midnight 2.96568 2.7444 3.18696 58pM Fe,Midday 1.07276 1.07276 1.07276 58pM Fe,Midnight 3.463917142857143 0.0 5.0081 233pM Fe,Midnight 2.6546600000000002 2.62143 2.68489 1160pM Fe,Midday 2.7997328571428572 2.22957 3.72001 1160pM Fe,Midnight 2.6926508333333334 1.71004 4.33961 High carbon,Dark 3.4620660666666665 0.100951 7.95747 High carbon,Light 2.245476 0.0 7.23406 Low carbon,Dark 8.28002 8.28002 8.28002 Phloroglucinol 6.158063333333334 4.55483 7.63747 Silicon starvation,12h 15.3768 15.3768 15.3768