叶缘

yè yuán
  • Leaf margin;margin of a leaf
叶缘叶缘
  1. 叶缘、叶大小以及果实的大小与所处的纬度呈负相关关系。

    Leaf margin , leaf size and fruit size is negatively correlated with latitude .

  2. 对9个生态烟区3个部位烤烟样品的4个区位(叶尖、叶中、叶基和叶缘)的主要化学成分进行了分析研究。

    This study was conducted for chemical components of four sections ( leaf tip , leaf center , leaf base and leaf margin ) flue-cured tobacco samples with representative grades ( B2F , C3F , X2F ) of 3 stalk positions from 9 ecological tobacco-growing areas .