condition mean min max 12pM Fe,Midday 23.793 23.793 23.793 12pM Fe,Midnight 25.20365 22.5113 27.896 58pM Fe,Midday 15.5129 15.5129 15.5129 58pM Fe,Midnight 16.458628571428573 0.0 22.6483 233pM Fe,Midnight 16.344866666666668 13.1396 19.5177 1160pM Fe,Midday 8.851507142857143 8.44372 9.20831 1160pM Fe,Midnight 6.8738775 3.291 12.3759 High carbon,Dark 15.716534666666666 7.08842 26.3601 High carbon,Light 9.531281076923078 0.501904 20.7585 Low carbon,Dark 11.6279 11.6279 11.6279 Phloroglucinol 8.252310000000001 7.84701 8.65356 Silicon starvation,12h 28.6017 28.6017 28.6017