Soil organic carbon (SOC) changes slowly, and final management influences can be measured only after decades. Analysis of archived samples from a site established on grassland in 1911 showed that SOC, under wheat systems, approached steady state after several decades, and that its amount reflected the inputs of residue C.
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26 June 2018
Soil carbon dynamics in wheat plots established on grassland in 1911 as influenced by nitrogen and phosphorus fertilizers
Rezvan Karimi,
H.H. Janzen,
E.G. Smith,
B.H. Ellert,
R. Kröbel
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assolement
carbone organique du sol
engrais
fallow
fertilizer
jachère
long terme