condition mean min max 12pM Fe,Midday 1221.15 1221.15 1221.15 12pM Fe,Midnight 2219.925 2192.95 2246.9 58pM Fe,Midday 4738.16 4738.16 4738.16 58pM Fe,Midnight 3013.327142857143 1755.24 4559.85 233pM Fe,Midnight 367.039 354.045 389.315 1160pM Fe,Midday 446.64671428571427 358.788 556.721 1160pM Fe,Midnight 533.08975 374.421 699.671 High carbon,Dark 512.5586666666667 354.24 1266.03 High carbon,Light 500.32099999999997 312.005 975.024 Low carbon,Dark 467.128 467.128 467.128 Phloroglucinol 490.9123333333333 409.63 573.053 Silicon starvation,12h 488.235 488.235 488.235