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1·Meanwhile, the paper introduces Near-Infrared Spectroscopy to the analysis of triploid Populus tomentosa for the first time.

同时，本文首次将近红外光谱技术引入三倍体毛白杨的分析中。

2·Oxygen delignification of populus kraft pulp is studied.

进行了杨木硫酸盐浆氧脱木素的研究。

3·Oxygen delignification of populus kraft pu1p is studied.

进行了杨木硫酸盐浆氧脱木素的研究。

4·The smooth white trunk of Populus tremuloides, or “Quaking Aspen, ” hides a secret.

这些树干光滑的美洲山杨，或者叫做“颤杨”有着一个秘密。

5·Comparative study on the leaf structure in Populus qiongdaoensis and P. adenopoda.

标题琼岛杨和响叶杨叶结构的比较研究。

6·Populus is branch of wind pollination and Salix is an other branch of insect pollination.

杨属是杨柳科中适应风媒的分支；

7·Populus cathayana is the main species to plant farmland forest net work in Qinghai province hill .

青杨是青海省营造山地农田林网的主要树种。

8·Next came the community of grass and tree, that of the grass and populus mixed community was the lowest.

桐树林群落(草乔)次之，而混合草坪—黄杨群落(草灌)为最低。

9·Objective The study aimed to learn the population quantity and dynamic of Populus pruinosa in Tarim basin.

目的了解塔里木盆地灰叶胡杨种群的数量及动态。

10·This paper based on the field observation, establish the morphological equation of trunk of Populus bolleana.

本论文根据对新疆杨野外现场观测，建立新疆杨树干的形态方程。

杨树

1·Some results as follows, 1. Chromosome preparation for laser micro-dissection system was solved, which indicated that laser micro-dissection of PMCs meiotic chromosomes in Populus was feasible.

解决了激光显微分离系统染色体样本制备的难题，使杨树花粉母细胞减数分裂染色体激光显微分离成为可能。