Ulmus pumila

常见例句

Technology of Grafting Ulmus pumila var, pendula Rehd.
垂榆嫁接技术。
Experiment on Grafting and Planting of Ulmus pumila var. Pendula Rehd.
垂榆嫁接及栽植的试验研究。
A Preliminary Study on the Mathematic Model of Leaf Area of Ulmus pumila Linn.
与相似的文献。
A Study on the Distant Hybridization between Populus alba Linn. And Ulmus pumila Linn.
银白杨与白榆远缘杂交的研究。
When Urochela quadrinotata Reuter harms Ulmus pumila,the spread of disease will take a turn for the worse.
红足壮异蝽的危害能加重病害的流行和扩展。
Otherwise, the phenology phases of ulmus pumila are not significantly related to precipitation and sunshine duration.
研究表明，榆树物候与降水、日照关系不显著。