“elite variety of forest tree”的概念、定义、翻译、参考文献-科学参考

单词	elite variety of forest tree
释义	elite variety of forest tree Encyclopedia 农学﹝良种生产﹞释 elite variety of forest tree林木良种经过人工选育及严格的区域化试验，并通过本行业专家鉴定，证明在适生区域内的产量、质量和其他主要性状明显优于当地主栽树种或栽培品种，具有实际生产价值的林木繁殖材料。
随便看	permanent sprinkler system permanent succession permanent summation permanent swap file permanent threshold shift permanent threshold shift，PTS permanent tooth permanent way overhaul train permanent way tamping machinery Permanent wilting point permanganate index permatron permeability permeability blind zone permeability calculation permeability coefficient permeability determination method permeability effect permeability heterogeneity intensity permeability, magnetic conductivity permeability measurement permeability of biological tissue permeability of concrete permeability of drug permeability of free space

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。