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Table 2

B-horizon soil chemical composition related to plant communitiesa. DOI: https://doi.org/10.1525/elementa.271.t2

NO3PFeCaSOMpHEC

 
All Communities (n = 60) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (%)  (µS/cm) 
minimum, maximum 0.5, 20.0 1, 112 4.2, 97.5 2720, 11540 0.2, 10.2 7.7, 9.6 30, 1308 
mean, sample standard deviation 2.5 ± 3.9 24 ± 35 26.4 ± 25.5 6843 ± 2619 3.7 ± 2.4 8.6 ± 0.5 327 ± 294 
Typha (n = 8)        
minimum, maximum 0.5, 3.0 1,4 6.9, 61.5 6060, 10720 0.2, 5.7 8.2, 9.1 103, 1308 
mean, sample standard deviation 1.4 ± 0.9 2 ± 1 18.2 ± 18.0 8770 ± 1506 3.6 ± 1.7 8.6 ± 0.3 448 ± 384 
Phalaris (n = 15)        
minimum, maximum 0.5, 11.0 1, 12 5.2, 97.5 4320, 11540 1.8, 6.6 7.8, 9.4 34, 1284 
mean, sample standard deviation 2.6 ± 2.6 4 ± 3 20.7 ± 24.6 8839 ± 2283 3.3 ± 1.6 8.5 ± 0.5 418 ± 397 
Bromus and Andropogon (n = 21)        
minimum, maximum 0.5, 3.0 2, 83 4.2, 92.5 2720, 10940 1.0, 10.2 7.7, 9.6 30, 664 
mean, sample standard deviation 1.2 ± 0.7 13 ± 18 19.0 ± 20.7 5904 ± 2495 3.7 ± 2.6 8.7 ± 0.6 222 ± 200 
Poa, Cirsium, Elymus (n = 16)        
minimum, maximum 0.5, 20.0 2, 112 5.4, 93.0 3020, 8580 0.3, 10.0 7.7, 9.4 61, 617 
mean, sample standard deviation 4.6 ± 6.6 70 ± 37 45.5 ± 27.3 5240 ± 1680 4.0 ± 3.2 8.5 ± 0.5 317 ± 195 
NO3PFeCaSOMpHEC

 
All Communities (n = 60) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (%)  (µS/cm) 
minimum, maximum 0.5, 20.0 1, 112 4.2, 97.5 2720, 11540 0.2, 10.2 7.7, 9.6 30, 1308 
mean, sample standard deviation 2.5 ± 3.9 24 ± 35 26.4 ± 25.5 6843 ± 2619 3.7 ± 2.4 8.6 ± 0.5 327 ± 294 
Typha (n = 8)        
minimum, maximum 0.5, 3.0 1,4 6.9, 61.5 6060, 10720 0.2, 5.7 8.2, 9.1 103, 1308 
mean, sample standard deviation 1.4 ± 0.9 2 ± 1 18.2 ± 18.0 8770 ± 1506 3.6 ± 1.7 8.6 ± 0.3 448 ± 384 
Phalaris (n = 15)        
minimum, maximum 0.5, 11.0 1, 12 5.2, 97.5 4320, 11540 1.8, 6.6 7.8, 9.4 34, 1284 
mean, sample standard deviation 2.6 ± 2.6 4 ± 3 20.7 ± 24.6 8839 ± 2283 3.3 ± 1.6 8.5 ± 0.5 418 ± 397 
Bromus and Andropogon (n = 21)        
minimum, maximum 0.5, 3.0 2, 83 4.2, 92.5 2720, 10940 1.0, 10.2 7.7, 9.6 30, 664 
mean, sample standard deviation 1.2 ± 0.7 13 ± 18 19.0 ± 20.7 5904 ± 2495 3.7 ± 2.6 8.7 ± 0.6 222 ± 200 
Poa, Cirsium, Elymus (n = 16)        
minimum, maximum 0.5, 20.0 2, 112 5.4, 93.0 3020, 8580 0.3, 10.0 7.7, 9.4 61, 617 
mean, sample standard deviation 4.6 ± 6.6 70 ± 37 45.5 ± 27.3 5240 ± 1680 4.0 ± 3.2 8.5 ± 0.5 317 ± 195 

a NO3 – N, nitrate as nitrogen; P, total phosphorus; Fe, total iron; Ca, calcium; SOM, soil organic matter; EC, electrical conductivity; n, number of samples.

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