Spatial distribution of soil organic carbon and its influencing factors in desert grasslands of the Hexi Corridor, northwest China.

PLoS One · 2014 · PMC3986398 · PMID 24732375

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an increasing trendno p-value reported

The R 2 value of fitted curves for associations of SOCD with MAT, AP, SM, and sand content declined with soil depth, but an increasing trend was found for association of SOCD with silt and clay content ( Figure 5 ).

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