采撷;
Take pulpwood production as the breeding goal, the comparison of several multiple trait index selections showed that the index should be incorporating bole biomass and basic density and placing more emphasis upon biomass is more ideal.
以纸浆材为选择目的进行家系指数选择,认为包含产量(干材干重)和质量(木材基本密度)两个直接目的性状,并给予前者较大权重的指数较为理想。
I believe: the reason to take the new path can be summarized as three objective requirements and three inevitable selections.
我认为:为什么要走这条新路可概括为三个客观要求和三个必然选择。
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