1.
The Study on Water Consumption Characteristics of Poplar Sheltbelts System in the Cropland of North China Plain;
华北平原杨树农田防护林系统耗水特征的研究
2.
Effects of Continuously Planting on Stand Growth of Populus L. Plantations in Jianghan Plain
连栽对江汉平原杨树人工林生长量的影响
3.
Study on the Growth Model of Populus spp. in Northeast Plain Based on RS
基于RS的东北平原杨树人工林生长模型的研究
4.
Density Control Techniques and Successive Planting Effects of Poplar Plantations in Jianghan Plain
江汉平原杨树人工林密度调控技术与连栽效应研究
5.
Annual Dynamic Changes of Soil Enzyme and Microorganism under Poplars Forests in Jianghan Plain
江汉平原杨树林下土壤酶及微生物的年动态变化
6.
Impact of Successive Cropping of Poplar Plantation on Soil Quality in Jianghan Plain
江汉平原杨树人工林连栽对林地土壤质量的影响
7.
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!
8.
Intercropping of narrow crown poplar and agricultural crops will be popularized and networks of forest belts on farmland will be built.
在平原农区，大力推广窄冠型杨树与农作物间作，并营造农田林网；
9.
Effects of Poplar Successive Plantation On Soil Chemical Characteristics in Jianghan Plain
江汉平原连栽杨树人工林对土壤化学性质的影响
10.
Study on Vegetative Compatibility of Poplar-Canker s Pathogen;
杨树溃疡病病原菌营养体亲和性研究
11.
Prokaryotic Expression and Functional Analysis of 5 Fragment of PtCDD Gene from Populus Tomentosa Carr.;
杨树PtCDD基因的原核表达及酶活分析
12.
Research on the pathogen of a new poplar canker in China
我国杨树上一种新溃疡病的病原研究
13.
They are white poplars. Though very common in Northwest China, they are no ordinary trees!
那就是白杨树，西北极普通的一种树，然而实在不是平凡的一种树!
14.
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
15.
The Research on Carbon Storage of Populus-crop Intercropping System in the Huanghuaihai Plain;
黄淮海平原杨农间作系统碳贮量研究
16.
Study on Protoplast Isolation and Electrofusion of Poplar;
杨树原生质体分离及电融合技术体系的研究
17.
Study on Embryogenic Suspension Culture and Protoplast Fusion of Poplar;
杨树胚性悬浮细胞系建立与原生质体融合研究
18.
Fungistatic Activity of Resveratrol towards Poplar Pathogenic Fungi
白藜芦醇对几种杨树病原真菌的抑制活性