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Table 1

O- and A-horizon soil chemical composition related to plant communitiesa. DOI: https://doi.org/10.1525/elementa.271.t1

NO3PSOMpHEC

 
All Communities (n = 63) (mg/kg) (mg/kg) (%)  (µS/cm) 
minimum, maximum 0.5, 26.5 2, 121 0.1, 44.7 7.5, 10.0 22, 2260 
mean and standard deviation 5.2 ± 6.0 38 ± 43 12.8 ± 9.4 8.5 ± 0.6 400 ± 469 
Typha (n = 8)      
minimum, maximum 0.5, 8.0 2, 8 5.2, 44.7 7.8, 9.8 153, 2240 
mean and standard deviation 3.8 ± 3.1 5 ± 2 18.8 ± 11.4 8.5 ± 0.7 790 ± 693 
Phalaris (n = 15)      
minimum, maximum 2.0, 26.5 3, 54 12.0, 33.1 7.6, 9.0 162, 2260 
mean and standard deviation 12.0 ± 8.0 10 ± 13 23.3 ± 7.9 8.3 ± 0.4 613 ± 523 
Bromus and Andropogon (n = 21)      
minimum, maximum 0.5, 10.5 3, 104 0.8, 21.0 7.5, 9.4 22, 1567 
mean and standard deviation 2.8 ± 2.8 25 ± 31 8.1 ± 5.1 8.5 ± 0.6 242 ± 338 
Poa, Cirsium, Elymus (n = 19)      
minimum, maximum 0.5, 12.0 3, 121 0.1, 13.4 7.5, 10.0 30, 1142 
mean and standard deviation 3.0 ± 3.2 91 ± 30 7.3 ± 3.5 8.5 ± 0.7 243 ± 265 
NO3PSOMpHEC

 
All Communities (n = 63) (mg/kg) (mg/kg) (%)  (µS/cm) 
minimum, maximum 0.5, 26.5 2, 121 0.1, 44.7 7.5, 10.0 22, 2260 
mean and standard deviation 5.2 ± 6.0 38 ± 43 12.8 ± 9.4 8.5 ± 0.6 400 ± 469 
Typha (n = 8)      
minimum, maximum 0.5, 8.0 2, 8 5.2, 44.7 7.8, 9.8 153, 2240 
mean and standard deviation 3.8 ± 3.1 5 ± 2 18.8 ± 11.4 8.5 ± 0.7 790 ± 693 
Phalaris (n = 15)      
minimum, maximum 2.0, 26.5 3, 54 12.0, 33.1 7.6, 9.0 162, 2260 
mean and standard deviation 12.0 ± 8.0 10 ± 13 23.3 ± 7.9 8.3 ± 0.4 613 ± 523 
Bromus and Andropogon (n = 21)      
minimum, maximum 0.5, 10.5 3, 104 0.8, 21.0 7.5, 9.4 22, 1567 
mean and standard deviation 2.8 ± 2.8 25 ± 31 8.1 ± 5.1 8.5 ± 0.6 242 ± 338 
Poa, Cirsium, Elymus (n = 19)      
minimum, maximum 0.5, 12.0 3, 121 0.1, 13.4 7.5, 10.0 30, 1142 
mean and standard deviation 3.0 ± 3.2 91 ± 30 7.3 ± 3.5 8.5 ± 0.7 243 ± 265 

a NO3 – N, nitrate as nitrogen; SOM, soil organic matter; EC, electrical conductivity; n, number of samples.

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