Reconstructing Net Primary Productivity in Northern Greater Khingan Range Using Tree Rings.

Plants (Basel) · 2025 · PMC12430319 · PMID 40941933

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an increasing trendno p-value reported

The XGBoost-reconstructed series showed frequent fluctuations; an increasing trend with growth–decline cycles; and obvious declines in 1971, 1977, 1985, 2000, and 2005. 3.6.

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