Emission characteristics of biogenic volatile organic compounds from four tree species in Shenyang,China
沈阳市四种乔木树种BVOCs排放特征
In this paper we give the best upper and lower bounds of the edge face chromatic number χ ef for all 1-trees.
一个平面图G被称为1-树如果存在一个顶点u 使得G- u 是一个林。
Emission characteristics of biogenic volatile organic compounds from four tree species in Shenyang,China
沈阳市四种乔木树种BVOCs排放特征
Extension and application of flower ornamental arbor tree species for roads and streets in Shenyang City
观花乔木树种在沈阳街路推广与应用
Transpiration of four tree species under an urban environment
城市森林建设四种乔木树种蒸腾耗水特征
Tree species were divided to 6 ecological species groups, i, e., Tilia ESG;
乔木树种分成6个生态种组,即椴树生态种组; 枫桦生态种组;
Study and Application on Somatic Embeyogenesis in Arbor Tree
乔木树种体细胞胚胎发生的研究与应用
Investigation on growth degree of primary arbor in Southern mountain and Northern mountain of Xining city
西宁市南北山主要乔木树种的生长量调查
Carbon Emissions from Forest Fires on Main Tree Species in Daxing an Mountain in Hei Longjiang Province;
黑龙江大兴安岭主要乔木树种火灾碳释放研究
A Study on Major Native Tree Species on Loess Plateau of Northern Shaanxi Province;
陕北黄土高原主要成林乡土乔木树种的研究
Analysis of the diversity of arbors in major parks of Quanzhou City
泉州中心城区主要公园乔木树种多样性分析
Tree species resources of Michelia in China and its landscaping prospect
我国含笑属乔木树种资源及其园林应用前景
Interspecific Association and Niche Research of Natural Forest in Beijing Mountainous Area
北京山区天然林乔木树种种间联结与生态位研究
Interspecific association of principal tree species in the restorable community of the wind-damaged slash in Junyun Mountain
缙云山风灾迹地恢复群落主要乔木树种种间联结性
wood of any of various chestnut trees of the genus Castanea.
各种属于栗树的乔木木料。
The bark or wood of either of these trees.
破斧木皮或木材这些乔木的任一种的树皮或木材
A tree, as opposed to a shrub.
乔木与灌木相对的树
tree or large shrub with gray bark and blue-green leaves that turn red-orange in autumn.
乔木或大灌木的一种,树皮灰色,树叶蓝绿色,秋季变成红橙色。
Research on species diversity characteristics of the arbor layer in Sassafras tzumu community
闽北檫树群落乔木层物种多样性特征研究
any of several resinous trees or shrubs often burned for light.
含树脂的几种乔木或灌木的任何一种，经常为照明而燃烧。