1.
The Studies on Irradiation Effects of ~(60)Co-γ Ray on Four Poplar Cultivars of Sect. Aigeiros
黑杨派4个杨树品种~（60）Co-γ辐射效应研究
2.
Effect of Storage Temperature,Water Content and Drying Method on the Storage Capacity of Sect.Aigeiros Poplar Seeds
贮藏温度、含水量及干燥方法对黑杨派杨树种子耐贮性的影响
3.
Genetic Variation of Traits in Relation to Yield among Populus Clones during the First Year;
黑杨派无性系苗期产量相关性状的遗传变异
4.
Study on Regeneration System of Section Aigeiros Clone SN05-11 and LN05-51
黑杨派无性系SN05-11和LN05-51再生体系的研究
5.
AFLP Fingerprinting for 10 Cultivars of Section Aigeiros Widely Planted in North China
北方地区黑杨派栽培品种的AFLP指纹分析
6.
A STUDY ON EVALUATING THE SITE QUALITY OF SOUTHERN TYPE CLONES OF AIGEIROS SECTION IN THE MIDDLE OF CHANGJIANG RIVER Ⅱ. Synthetic Soil-site Factors Analysis
长江中游平原地区黑杨派南方型无性系立地质量评价——Ⅱ.综合土壤-立地因子分析
7.
Studies on Economic Efficiency of Industrial Timber Forest of New Populus nigra L Clone--II Dynamic Efficiency and Sensitivity Analysis;
黑杨派新无性系工业用材林经济效益的研究——Ⅱ.动态效益与敏感性分析
8.
In July the Hunan Provincial Committee sent over Yang Kai-ming and he became acting secretary.
七月湖南省委派杨开明来，杨代理书记。
9.
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
10.
A Comparalion on the Ethirs Idea of Yangzi and Gyrenies;
杨朱一派与居勒尼派伦理思想之比较
11.
Response of Narrow Crown Black Poplar and Narrow Crown Black-Cathay Poplar to Salt Stress
窄冠黑杨与窄冠黑青杨对盐胁迫的响应
12.
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
13.
Study on Genetic Diversity in Populus Yunnanensis and Differentiation among Sections in Populus;
滇杨遗传多样性与杨属派间遗传分化研究
14.
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
15.
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
16.
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
17.
They designate Mr. Yang as director of the laboratory .
他们选派杨先生为实验室主任。
18.
On the Poetic Inherited Relationship Between Yang Zai and the Min School in the Ming Dynasty;
试论杨载与明代闽派的诗学传承关系