condition mean min max 12pM Fe,Midday 16.0575 16.0575 16.0575 12pM Fe,Midnight 23.41555 22.1414 24.6897 58pM Fe,Midday 9.93063 9.93063 9.93063 58pM Fe,Midnight 18.745014285714287 0.0 25.0065 233pM Fe,Midnight 14.179666666666668 13.7001 14.4626 1160pM Fe,Midday 10.159937142857142 9.49346 11.0659 1160pM Fe,Midnight 6.924570833333333 3.2621 12.0835 High carbon,Dark 8.824 3.24313 14.6573 High carbon,Light 4.964096692307693 0.0 11.0092 Low carbon,Dark 6.59336 6.59336 6.59336 Phloroglucinol 16.634633333333333 13.7542 21.0566 Silicon starvation,12h 16.7006 16.7006 16.7006