crown canopy

crown canopy什么意思,crown canopy翻译

基本解释

un.: 树冠层
网络: 林冠；森林顶盖

英汉解释

• 树冠层

例句

• The effect of the experiment of forcing flowers by nurturing the root and controlling the crown canopy on the output of the hawthorn trees

  养根控冠促花技术对山楂树产量的影响试验

• On Seedling Growth of Larch with Film Mulching under Crown Canopy

  林冠下塑料薄膜覆盖落叶松育苗初探