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林木品种审定
释义
林木品种审定
Encyclopedia
农学
林木新品种
释
examination and approval of forest tree variety
林木品种审定
由林木品种审定委员会对新育成或新引进的林木品种通过试验、示范进行区域化鉴定,按规定程序进行审查,决定该品种能否推广并确定推广范围的过程。
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regular path expression
regular pencil of matrices
regular pentagon
regular permutation
regular permutation group
regular perturbation
regular perturbation system
regular p-gon
regular p group
regular p-group
regular point
regular point of a curve
regular point of a mapping
regular point of an operator
regular point of the boundary
regular points algorithm
regular point system
regular polychoron
regular polygon
regular polygon division by diagonals
regular polyhedral angle
regular polyhedral group
regular polyhedron
regular polyhedron group
regular polymer
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