Short-term but not long-term perennial mugwort cropping increases soil organic carbon in Northern China Plain.

Front Plant Sci · 2022 · PMC9589220 · PMID 36299779

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a decreasing trendno p-value reported

Aboveground biomass showed a decreasing trend along the chronosequence of mugwort cropping ( Table 2 ).

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showed a trendno p-value reported

NH 4 + , TN, TP, AG, BG, and SOC showed a trend of first increase and then decrease along the chronosequence (Y0-Y20, Figures 1A, D, E, G, H , 2A, B ).

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