condition mean min max 12pM Fe,Midday 64.5653 64.5653 64.5653 12pM Fe,Midnight 46.706450000000004 43.0539 50.359 58pM Fe,Midday 45.7043 45.7043 45.7043 58pM Fe,Midnight 46.3044 0.0 71.675 233pM Fe,Midnight 40.392633333333336 37.6962 44.4585 1160pM Fe,Midday 48.73705714285715 36.7011 77.0982 1160pM Fe,Midnight 33.28731666666667 14.2187 52.6609 High carbon,Dark 36.547826666666666 11.2736 72.6444 High carbon,Light 20.28161076923077 1.90052 62.7167 Low carbon,Dark 28.852 28.852 28.852 Phloroglucinol 12.427023333333333 8.79767 18.3688 Silicon starvation,12h 27.5517 27.5517 27.5517