GB/T 8822.7-1988
ActiveSeed zones of Chinese forest trees--Seed zones of Pinus yunnanensis Franch.
中国林木种子区 云南松种子区
Application Summary AI generated
This standard defines the geographic seed zones for Pinus yunnanensis (Yunnan pine) in China, specifying the boundaries within which seeds should be collected and transferred for afforestation. It is applied by forestry departments and nurseries to ensure that seed sources are matched to local climatic and ecological conditions, thereby improving survival rates and growth performance in reforestation and timber production projects.
Related Standards
NY/T 971-2006
Technological standard for citrus topworking
NY/T 880-2004
Technical code for Cultivating mangoes
NY/T 5176-2002
Pollution-free Food - Technical Regulation for Longan Production
NY/T 760-2004
Asparagus
NY/T 909-2004
Animal health inspection Code for swine slaughter
NY/T 976-2006
Technological regulation of mandarin Cultivation in south zhejiang-west tujian - Cast guangdong
NX/T 5092-2002
Pollution-free Food - Technical Regulation for Celery Production
NY/T 5151-2002
Pollution-free Food - Feeding and Management Criterion for Meat Sheep and Goats
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.