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1.
Cross-breeding and Hybrid Analysis by SSR Markers between Populus Nigra and P.szechuanica, P.yunnanensis;
欧洲黑杨与川杨、滇杨杂交及杂种苗的SSR分析
2.
Study on the Drought-resistance and Genetic Variation of Genetic Resources of Populus Nigra;
欧洲黑杨基因资源的抗旱性及遗传变异研究
3.
Primary Studies on Safety Assessment of Transgenic Bt P.Nigra;
转Bt杀虫基因欧洲黑杨安全评价初步研究
4.
The Black Plague ravaged Europe.
黑死病蹂躏了欧洲。
5.
The Study on Hybridization between Populus Deltoides Marsh (Ⅰ-69,Ⅰ-57) and P.Cathayana Rehd, P.Szechuanica Schneid, P.Purdomii Rehd and the Investigation, Preliminary Selection of Hybrid Seedlings
美洲黑杨与青杨、川杨、卜氏杨远缘杂交及苗期测定、选择研究
6.
Analysis on Anti-leaf Rust Ability of America Black Poplar×Cathay Poplar Hybrid Clones
美洲黑杨×青杨杂交无性系抗锈病能力分析
7.
Genetic Linkage Mapping and QTLs Analysis for Important Wood Property in F_2 Population of Populus Deltoides×P. cathayana;
美洲黑杨×青杨连锁图构建及重要材性QTLs分析
8.
Study on Resistance Variation of Populus Deltoides to Tetra Lobulifera (Keifer);
美洲黑杨无性系对杨四瘿螨抗性变异的研究
9.
Study on the Establishment of the Rapid Propagation System of Triploid European Aspen;
三倍体欧洲山杨快速繁殖体系的建立
10.
Study on Genetic Variation of Yield Related Characters of Populus Deltoides;
美洲黑杨产量相关性状遗传变异研究
11.
Studies on photosynthetic characteristics of Populus deltoides from Northern and Southern USA
南北方型美洲黑杨光合作用特性研究
12.
"In the 14th century, plague ravaged Europe and Asia and was called the Black Death."
14世纪鼠疫横行欧洲和亚洲,称为「黑死
13.
blackbird (European songbird of the thrush family,the male of which is black)
黑鹂(欧洲鸫科鸣禽,雄鸟黑色).
14.
Schopenhauer has said that syphilitic sores were the most distinctive feature of modern European civilization.
叔本华早说近代欧洲文明的特点,第一是杨梅疮。
15.
One-year-old seedling traits of Populus deltoides hybrids with P. cathayana,P. szechuanica,and P. purdomii
美洲黑杨与青杨、川杨和卜氏杨人工杂交及杂种苗生长和抗病性状测定
16.
Artificial Hybridization and Seedling Traits Test、Select of Populus Deltoides and P.Cathayana
美洲黑杨与青杨人工杂交及杂种苗苗期性状测定、选择研究
17.
Photosynthetic characteristics of hybrid clones of Populus deltoides and P. ussuriensis
美洲黑杨与大青杨杂种无性系苗期光合特性研究
18.
Construction and analysis of Populus deltoides SSH cDNA library induced by Tetra lobulifera (Keifer)
杨四瘿螨诱导的美洲黑杨抑制消减文库的构建及分析