condition mean min max 12pM Fe,Midday 20.4003 20.4003 20.4003 12pM Fe,Midnight 24.34985 24.0921 24.6076 58pM Fe,Midday 23.2461 23.2461 23.2461 58pM Fe,Midnight 20.793300000000002 0.0 26.0701 233pM Fe,Midnight 9.236643333333333 7.84787 10.2672 1160pM Fe,Midday 16.810257142857143 14.8527 18.583 1160pM Fe,Midnight 10.550563333333333 6.49989 13.9218 High carbon,Dark 24.725644 2.3498 49.0198 High carbon,Light 13.64694 1.95511 40.7669 Low carbon,Dark 19.755 19.755 19.755 Phloroglucinol 4.822563333333333 4.68659 5.0539 Silicon starvation,12h 10.7974 10.7974 10.7974