Cryptorrhynchus lapathi is an important trunk borer of poplar and nationwide object of forest plants quarantine. 杨干象是杨树重要的蛀干害虫,为全国性森林植物检疫对象。
The wind set the poplar leaves rustling. 风吹得杨树叶淅淅飒飒直响。
Different stand condition had significant effects on fiber length and fiber length-width ratio of different poplar clones. 结果表明,立地条件对不同的杨树无性系的纤维长度和长宽比具有显著影响。
The combustion swelling properties of VIE of the pulping spent liquor of poplar, wheat straw and rice straw were investigated. 研究了杨木、麦草和稻草制浆废液燃烧的膨胀性VIE值。
Abstract: the effect of root barrier on wheat growth and yield was studied in the system of poplar young growth intercropping with wheat by means of farm testing. 文摘:采用田间试验的方法,研究杨树幼林与小麦间作系统中,设置根障对小麦生长和产量的影响。
Studies on the Effect of Soil Nutrient Factors to Yellow-leaf Disease of Poplar 土壤营养因子对杨树黄叶病影响的研究
The paper analyzes the opportunity that the Poplar situation in Shanxi and the advantage of the seed industry. 文章分析了山西省杨树局面临的机遇和发展种苗产业的优势。
This poplar has grown up a lot in the last few months. 这棵杨树近几个月来长高了许多。
Variety and moisture of poplar are main factors affected occurrence and expansion of the disease. 杨树品种和水分状况是影响病害发生流行的关键因子。
Cryo-section technique developed for stem tissue gene expression research on poplar and Chinese fir 杨树和杉木茎段组织的冰冻切片技术研究
The paper studied the influence of biological stresses including poplar canker and pine wood nematode on the electrical indexes of trees. 对杨树溃疡病及松材线虫病对树木电指标的影响进行研究。
Nitrogen Mineralization of Sewage Sludge and Its Effects on Poplar Growth and Soil Quality 污泥有机氮矿化及对杨树生长和土壤质量的影响
Study on in vitro fast-propagation and industrialization breeding techniques of triploid Chinese white poplar 三倍体毛白杨组培快繁和工厂化育苗技术研究
As a model plant, Poplar has played an important role in the basic. 杨树在木本植物的基础和应用研究中占有重要的地位。
After a while, we find a shady place under some poplar trees. 过了一会儿,我们在一些白杨树下面找到了一个遮阴的地方。
Do not break do not scratch, this is my nature similar to the poplar. 不折不挠,这就是我与白杨性相近的地方。
An example for such conditions is the Tarim River and the Euphrates Poplar Forests at its banks and branches. 塔里木河和生长在其岸边和支流上的胡杨就是干旱地区生态环境的一个典型。
Several coppice plantations have been seeded with poplar, willow, and alder. 好几个灌木林场都种上了白杨、柳树和赤杨。
Poplar cultivation has become popular in smallholder and agro-forestry plantings in other regions of China. 在中国其他地区,杨树种植在小农生产和农林间作系统中已经很普遍。
This article introduced poplar tree's fast-growing afforestation technology. 本文介绍了杨树的速生造林技术。
A new method of making flooring with Poplar wood was introduced. 介绍利用杨木制作地板的一种新方法。
Study on the Application of Xylanase in Fast-growing Poplar Pulping 木聚糖酶在速生杨制浆过程中的应用研究
"Poplar planting in China has been a tremendous success," said Carle. “中国在杨树种植方面取得了巨大成功,”卡尔说。
Transformation and Expression of Two Insect-Resistant Genes to Hybrid Triploid of Chinese White Poplar 双抗虫基因对三倍体毛白杨的转化和抗虫性表达
In vitro antifungal activities of sodium bicarbonate and asomate against poplar blister canker pathogen Dothiorella gregaria Saccardo were screened. 对水泡型杨树溃疡病进行了碳酸氢钠和福美胂的室内抗菌活性测定和室外防治试验。
Short Effects of Pruning on Growth and Nutrient of Poplar in Beach Land 修枝对滩地杨树生长和养分的短期影响
Effect of High Temperature on Photosynthesis of Two Poplar Varieties 高温胁迫对不同杨树品种光合作用影响的比较研究
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
I envy the beauty of butterflies and romance for poplar. 我羡慕蝴蝶给予白杨的美丽与浪漫。