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certificate of improved variety of forest tree
释义
certificate of improved variety of forest tree
Encyclopedia
农学
林木新品种
释
certificate of improved variety of forest tree
林木良种证
经过省级以上林业部门的审定或认定后,为林木品种颁发的证书。
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polygraph wave form
polygraph wave types
polygynous family
polygyny
polyhalide
polyhalide ion
polyhalite
polyharmonic
polyharmonic equation
polyharmonic function
polyharmonic operator
polyhe
polyhedra
polyhedral
polyhedral algorithm
polyhedral analysis
polyhedral angle
polyhedral chain
polyhedral collapse
polyhedral combinatorics
polyhedral complex
polyhedral cone
polyhedral configuration
polyhedral convex set
polyhedral coordinate
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