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。 返回 Ulmus pumila