1.
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
2.
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
3.
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!
4.
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
5.
Infestation and control of poplar clearwing moth Paranthrene tabaniformis in the stump of poplar.
杨树截干上白杨透翅蛾的危害及防治
6.
Two tall and straight poplars stand in front of the gate.
门前有两棵挺拔的白杨。
7.
The newly planted poplars had turned green again.
新栽的白杨叶子又绿了。
8.
poplars thrusting their Branches upward
白杨的枝干向上生长
9.
a rain of fluffy cottonwood seeds
如雨般落下的白杨子
10.
Any of several North American poplar trees, especially Populus deltoides, which has triangular leaves and a tuft of cottony hairs on the seeds.
三角叶杨，棉白杨北美洲的一种杨树，尤指普通白杨有三角形叶片、种子上有束棉絮状绒毛
11.
A Molecular Genetic Linkage Map for Hybrid Population of Populus Adenopoda×P. Alba and a Comparative Map in Populus;
响叶杨×银白杨遗传图谱构建及杨属图谱比较研究
12.
Introduction of Exogenous DNA of Populus Euphratica into White Poplars via Pollen-tube Pathway;
白杨花粉管通道导入外源胡杨DNA技术研究
13.
Study on Paternity Test of Populus Alba Linn. × Ulmus Pumila Linn. and Filial Generation Utilization;
银白杨×白榆亲子鉴定及子代利用研究
14.
Electrochemical bleaching on chemical pulp of Tripoid Porpulus Tomentosa
三倍体毛白杨化学浆电化学漂白研究
15.
Any of several trees of the genus Populus having leaves attached by flattened leafstalks so that they flutter readily in the wind.
白杨一种树白杨属，叶长在扁平的叶柄上，因此易于随风飘动
16.
The leaves of the poplar trees rustled in the wind.
风吹着白杨树叶沙沙地响。
17.
There were a few lordly poplars before the house.
有一排白杨像贵族一样矗立在房子前。
18.
I eulogize the tall and straight trunk of the white poplar.
我赞美白杨树那挺拔的株干。