林木育种是指按预定目的对林木进行遗传改良的技术。在林木育种工作中，引种的历史最为悠久。
... 2.1 森林遗传学 forest genetics 2.2 林木育种 forest tree breeding 应用遗传学原理选育和繁殖林木新品种和新的栽植材料的林木遗传改良工作。 2.3 林木改良 forest tree improvement ...
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主要研究在启动一项林木育种项目时，基于后向选择的不同短期林木育种策略的效率。
In this paper, efficiency of different short-term tree breeding strategies based on backward selection was studied when a new tree breeding project was initiated.
在美国的一些林木育种项目中，育种群已用来控制种子园的近交、捕获最大的遗传增益的有效措施。
Breeding groups are being used to control inbreeding in a breeding population and to effectively achieve maximum genetic gains in some tree improvement programs of the United States.
目前为了尽快的缩短林木育种周期并为林业生产尽早地提供优良繁殖材料，经常采用的方法就是林木早期测定。
At present, early test in tree breeding is often used in order to shorten breeding term and provide the excellent materials for forest production as soon as possible.
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