1) The relationship etween identification and cultivation
选育关系
6) Systematic Breeding
系统选育
1.
The random gene drift, seIection and crossing and inbreeding forms the principal reasons that specific genes lost in population, the effective size of population and scientific organization of systematic breeding are the important contents of conservation.
基因的随机漂移、选择与杂交、近交是特定基因从群体中消失的主要原因,群体及其有效含量和系统选育的科学组织是保种的重要内容。
补充资料:经济关系(见生产关系)
经济关系(见生产关系)
economical relation
1 ingji gU口nxj经济关系(eeonomieal relation)系。见生产关
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参考词条