China National Standards

China principis GB Standards List


  •  China "principis" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 8822.10-1988 Seed zones of Chinese forest trees--Seed zones of Larix principis-rupprechtii Mayr.
    中国林木种子区 华北落叶松种子区
    China National Standards
    principis

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