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Uneven gains from agricultural modernization: Spatial spillover effects and regional heterogeneity of grain yield in China’s nine major agricultural zones

Crossref DOI link: https://doi.org/10.1007/s11442-026-2461-5

Published Online: 2026-03-18

Published Print: 2026-03

Update policy: https://doi.org/10.1007/springer_crossmark_policy

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