大学英语词汇短语释义解析及例句 additive variance


释义：

additive variance 加性方差

例句：


Special attention should be given to the decrease of the additive variance of yield trait, and this will most possibly make genetic background narrow.

值得注意的是，产量性状的加性方差有降低的趋势，遗传基础可能变窄。