GB/T 8822.2-1988
ActiveSeed zones of Chinese forest trees--Seed zones of Cunning hamia lanceolata (Lamb.) Hook.
中国林木种子区 杉木种子区
Application Summary AI generated
This standard defines the specific geographical seed zones for Cunninghamia lanceolata (Chinese fir) within China, based on ecological and climatic conditions. It is applied in forestry management and tree breeding to guide the collection, transfer, and use of seeds, ensuring that planting materials are sourced from appropriate zones for optimal growth and adaptability. The standard is used by forestry departments, nurseries, and reforestation projects to prevent maladaptation and improve forest productivity.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.