ulmus

例句:

• Most current taxonomies, however, do not list English elm under the heading "Ulmus minor var.".
  来自BBC
• Japanes elm sawfly is a kind of main phyllophagous insect to Ulmus L.
  榆叶蜂是巴盟榆树的主要食叶害虫,发展速度快、食叶量大,危害严重.
  
• The grafting and cutting propagation tests Ulmus pumila cv.
  对中华金叶榆进行嫁接和扦插繁殖试验.
  
• A Preliminary Study on the Mathematic Model of Leaf Area of Ulmus pumila Linn.
  与榆无性系叶面积数学模型初步研究>>相似的文献.