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本文介绍了林木改良由个体改良转变为群体改良的沿革,阐述了林木群体改良的方法、步骤,对我国目前沿用的某些概念作了评论,并对我国高校本课程教材的改革提出了建议。
This paper introduces the evolution of forest improvement from individual improvement to group improvement. It also elaborates the methods and steps of improving forest groups, comments on some concepts that are currently used in our country, and puts forward some suggestions on the reform of the textbooks in higher education in China.