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Table 1.

Initial biogenic silica (BSi) content, mean C/N ratio, and regression equations of mass remains ratio (Wt/Wo) with decomposition days (t) during the decomposition process. DOI: https://doi.org/10.1525/elementa.2021.00084.t1

SpeciesRegression Equationsk (d–1)R2t0.95 (Day)Initial BSi Content (mg/g)Mean C/N Ratio
Phragmites australis Wt/Wo = 0.6703e–0.003t 0.003a 0.9695 442 85.46 25.02 ± 0.68 
Spartina alterniflora Wt/Wo = 0.7653e–0.004t 0.004a 0.9242 438 50.67 42.91 ± 1.77 
Cyperus malaccensis Wt/Wo = 0.7975e–0.005t 0.005a 0.9414 281 45.91 25.48 ± 1.71 
SpeciesRegression Equationsk (d–1)R2t0.95 (Day)Initial BSi Content (mg/g)Mean C/N Ratio
Phragmites australis Wt/Wo = 0.6703e–0.003t 0.003a 0.9695 442 85.46 25.02 ± 0.68 
Spartina alterniflora Wt/Wo = 0.7653e–0.004t 0.004a 0.9242 438 50.67 42.91 ± 1.77 
Cyperus malaccensis Wt/Wo = 0.7975e–0.005t 0.005a 0.9414 281 45.91 25.48 ± 1.71 
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