Populus tremloides

THE RECYCLING BEHAVIOR OF MECHANICAL AND HIGH YIELD PULP OF ASPEN (Populus tremloides);

颤杨机械浆和高得率浆的回用性能

Preliminary Report on Poplar Seedling Cultivation by Cutting with Black Film Covering;

杨树黑膜覆盖扦插育苗试验初报

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

Shoot tips from poplar [Populus alba×(P.

用杨和苹果的茎尖进行离体培养，在ＭＳ培养基中添加不同浓度的ＢＡ 、ＮＡＡ 或２ ，４Ｄ，诱导（１） 茎的增殖或根的分化，（２） 愈伤组织形成以及愈伤组织分化根、芽或体胚，再生完整植株。

The wood of the box plant.

黄杨木黄杨树的木头

Seedling Measurement of Hybrids of Populus alba and P.alba×P.glandulos,P.alba and P.tomentosa

银白杨与84K杨、毛白杨杂交及苗期测定

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

Study on Transformation of P.alba Var.Pyrarridalis and P.alba Var.Payrarridalis×P.alba L with a Gene Encoding for the Betaine a Aldehyde Dehydrogenase (BADH);

银白杨×新疆杨和新疆杨转抗盐基因工程研究

The Study on Hybridization between Populus Alba and (P.Alba×P.Glandulos)、P.Tomentosa and Original Selection of Hybrid Seedling;

银白杨与84K杨、毛白杨杂交及杂种苗的初选研究

Certainly, Mr. Yang.

当然可以，杨先生。

"Bang!" Lao Yang fired.

“砰——”老杨开枪了。

Lily, this is Karen Young.

丽丽，这是卡伦?杨。

Hello, Karen Yang speaking.

你好，我是卡伦?杨。

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

The waxy fruit of the wax myrtle or the snowberry.

杨梅，雪果杨梅或雪果的柔软果实

The white poplar is no ordinary tree. Let me sing its praises.

白杨树实在是不平凡的，我赞美白杨树!

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。

Native Auxiliary Species of Mixed Broadleaf-Korean Pine Stands--Populus ussuriensis Kom.

阔叶红松林的伴生乡土杨树——大青杨

Research on Tissue Culture of Populus Deltides Harvord and Populus Deltides Lux ;

I-63杨和I-69杨组织培养研究

Interpretative Reading "the Phenomena of Yang Mu" --With Reflections upon Collections of Yang Mu;

解读“杨牧现象”——读《杨牧文集》有感

Yang Wanli and Chengzhai Style:Comments on Yang Wanli s Poetics;

杨万里与“诚斋体”——杨万里诗学述评

The Resisttance of Poplar Varieties to Melamposora Larici-Populina Kleb

杨树对落叶松—杨栅锈菌的抗性研究