徐云碧研究员的报告指出,作物改良中的遗传增益(Genetic gain)是经典数量遗传学和作物育种的重要概念之一,满足人类日益增长的食物需求有赖于不断提高作物的遗传增益。
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计算了优树的选择差和遗传增益。
Selection differential and genetic gains are also estimated.
疏伐越是严格,就越可能有较大的遗传增益。
The more rigorous the thinning, the greater the possible genetic gain.
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.
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