1.
The Selection of New Poplar Clones and Its Cultivation Techniques in Heze City;
菏泽市杨树新无性系选择及栽培技术研究
2.
Introduction and selection of new poplar clones in shelterbelts/windbreaks in northern Liaoning.
辽北地区农田防护林杨树新无性系的引进与优选
3.
A study on biomass production and calorific values of new poplar clone seedlings for bioenergy
杨树能源林新无性系苗期生物量及热值研究
4.
Study on Resistance Variation of Populus Deltoides Clones in the Seedling Stage to Tetra Lobulifera (Keifer)
杨树无性系苗期对螨害抗性变异研究
5.
The Variation Pattern of Microfibril Angle, and Its Relationships with Wood Properties for Poplar Clones;
杨树无性系微纤丝角的变异及其与材性的关系
6.
Preliminary Studies on Seedling Growth and Energy Characters of Poplar Clones Introduced from USA;
美国引进杨树无性系的苗期生长与能源性状
7.
Study and Appraise on the Stress of Poplar Clones;
几个杨树杂交无性系抗逆性研究与评价
8.
Insect-Resistant Research of Gene Transformation on Poplar Clones in the Field;
大田试验转基因杨树无性系的抗虫性研究
9.
Study on Photosynthesis, Transpiration and Drought Resistance of Poplar Clones;
杨树无性系光合作用、蒸腾作用和抗旱性的研究
10.
Study on Growth Law and Characteristics of Transpiration Water Consumption of Excellent Poplar Clones
杨树优良无性系生长规律与蒸腾耗水特性研究
11.
Variation of Seedling Important Traits of Poplar Distant Hybrid Clones
杨树远缘杂种无性系重要性状变异研究
12.
Variation Analysis on Leaf Traits in Seedling Duration of Populus yunnanensis Plus Tree Clones
滇杨优树无性系苗期叶片性状变异分析
13.
Optimized Tissue Culture to Poplar and Chitinase Gene Transformation of Populus×Euramericana cv. Guariento ;
杨树组培和欧美杨108无性系几丁质酶基因转化研究
14.
Observational Study on Phenophase of 6 Varieties for Southern Type of Poplar including Populus deltoids CL. Dan Hong
丹红杨等6个南方型杨树无性系物候期观察研究
15.
Interclonal Differences in Phosphorus Efficiency of Poplar and Its Mechanism;
杨树无性系磷营养效率的差异及其机理
16.
Study on the Growth Process Genetic Variation and Selection of the Poplar Clones;
杨树无性系生长过程遗传变异及选择研究
17.
A Study on Growth Rulers and Rational Rotation of Excellent Poplar Clones;
杨树优良无性系生长规律及合理轮伐期的确定
18.
Studies on Factors of Influencing Somaclonal Variation Frequency in Populus;
杨树体细胞无性系变异影响因素的研究