condition mean min max 12pM Fe,Midday 25.3795 25.3795 25.3795 12pM Fe,Midnight 19.26905 18.9215 19.6166 58pM Fe,Midday 18.2527 18.2527 18.2527 58pM Fe,Midnight 16.074058571428573 9.98321 41.1967 233pM Fe,Midnight 8.741023333333333 7.9741 10.104 1160pM Fe,Midday 9.170354285714286 8.24035 9.91991 1160pM Fe,Midnight 3.896615833333333 2.77262 5.7161 High carbon,Dark 7.466035333333333 1.65848 14.7563 High carbon,Light 7.00372 1.77385 14.0152 Low carbon,Dark 5.83774 5.83774 5.83774 Phloroglucinol 20.467100000000002 16.6297 25.5024 Silicon starvation,12h 14.638 14.638 14.638