云冷杉林,spruce-fir forest英语短句,例句大全

云冷杉林,spruce-fir forest
1)spruce-fir forest云冷杉林
1.The T-square study on the spatial pattern of Spruce-fir forest in Jingouling Forest Farm shows that two spruce-fir forests are separately in aggregate distribution and random distribution.用距离方法(T-square)研究金沟岭林场云冷杉过伐林的空间分布格局,经T形指数C和Z1值检验,2块云冷杉林分别为集聚分布和随机分布。
2.Root biomass of broad-leaved Korean pine forest(BLKPF), spruce-fir forest(SF) and subalpine berch forest(SBF) in Changbai Mountain was studied in this paper.对长白山阔叶红松林、云冷杉林和亚高山岳桦林根系生物量的研究结果表明：３种森林类型根系总生物量排列顺序为阔叶红松林＞云冷杉林＞岳桦林；同土层深度下，根系生物量大致上也有上述规律，但第Ⅱ层根系生物量为云冷杉林＞阔叶红松林＞岳桦林；３种森林类型的根系生物量占其地上生物量及其总生物量的比例随着海拔升高而增加；根系大部分集中在０～６０ｃｍ土层中。
3.This paper took spruce-fir forests in over-logged forest region of Changbai Mountain as research object, adopted qualitative and quantitative research approaches, and then analysed environmental impact on regeneration, remained trees, soil, vegetation and so on caused b.本文以长白山东部过伐林区云冷林为研究对象,根据汪清林业局云冷杉林的经营实践,采用定性和定量相结合的研究方法,在进行更新评价、采伐作业对保留木、幼苗幼树、土壤、水分、植被等生态环境影响分析的基础上,总结提出了对环境影响较小的采伐、集材、清林、更新技术。

英文短句/例句

1.Study on Structure and Adjustment of Larch and Spruce-Fir Stands;落叶松云冷杉林结构特征及调整研究
2.Soil Nutrient Characteristics of Semi-natural Mixed Larch-spruce-fir Stands in Northeast China近天然落叶松云冷杉林土壤养分特征
3.Individual Tree Height-diameter Curves of Larch-spruce-fir Forests落叶松云冷杉林单木树高曲线的研究
4.Study on diversity and stability of stand types of Picea-abies forests in Taohe forest region洮河林区云冷杉林分类型多样性及稳定性研究
5.Analysis on Natural Regeneration of Spruce-Fir Mixed Stands and Seedlings Characteristics of Changbai Mountains;长白山林区天然云冷杉林更新及幼树特征分析
6.Soil Properties and Growth of Spruce-fir Forest in Xiaoxing'an Mountains小兴安岭林区云冷杉林生长状况与土壤性质
7.Health Evaluation on Spruce and Fir Forests in Miyaluo of the Western Sichuan川西米亚罗林区云冷杉林健康状况评价
8.Study on Ecological Logging and Regeneration Techniques for Spruce-Fir Forests in Changbai Mountain;长白山云冷杉林生态采伐更新技术研究
9.Dynamics of Forest Succession and Restoration Strategies for Degraded Spruce-fir Forest in Changbai Mountain长白山退化云冷杉林演替动态及恢复研究
10.Soil enzymes activities and soil nutrient of Picea and Abies forest云冷杉林土壤酶活性与土壤养分的研究
11.Coarse Woody Debris(CWD) in a Spruce-fir Valley Forest in Xiao Hinggan Mountains,China小兴安岭谷地云冷杉林粗木质残体的研究
12.Plant Important Value In Subalpine Spruce And Fir Forest In The North Slope Of Changbai Mountain长白山北坡亚高山云冷杉林植物种类的重要值
13.Soil organic carbon in semi-natural mixed larch-spruce-fir stands of northeastern China.近天然落叶松云冷杉林土壤有机碳研究
14.Plant Composing In Subalpine Spruce And Fir Forest In The North Slope Of Changbai Mountain长白山北坡亚高山云冷杉林的植物种类组成
15.Picea and Abies pollen percentages are more than 20[WTB3]%[WTBZ] in Picea or Abies forest and less than 5[WTB3]%[WTBZ] where Picea or Abies trees absent.云、冷杉林中云杉、冷杉花粉高于20%,无云杉植物存在时云、冷杉花粉低于5%;
16.The Examples of picea and Abies Forest Structure in Taohe County,Gansu Province甘肃省洮河林区云、冷杉林分结构实例
17.Spatial structure of mixed larch-spruce-fir stands长白落叶松-云杉-冷杉混交林林分空间结构分析
18.Study on Sustainable Management of Spruce-fir Mixed Stands of Coniferous and Broad-leaved Trees;云冷杉针阔混交林可持续经营的研究

相关短句/例句

spruce fir forest云冷杉林
1.The article studies the effects on spruce fir forests′ litter and soil moisture content and litters′ decomposing rate under different management system in north Changbai Mountains.论述了检查法(少量、多次择伐法)不同作业方式对长白山北部云冷杉林下枯落物、土壤含水量及枯落物分解速率的影响。
2.Through sample plots investigation and soil sampling analysis, the paper discusses spruce fir forests soil physical and chemical properties, nutrient content, soil enzymes and soil microorganisms amount in north Changbai Mountains compared with soil under planted larch forest.该文通过标准地调查与土样测定,分析了长白山北部林区云冷杉林下土壤的理化性质、营养元素含量、土壤酶活性、土壤微生物种类和数量,并与相同立地条件下的人工落叶松林进行对比。
3)Korean pine-spruce-fir forest红松云冷杉林
1.Study on carbon storage of Korean pine- spruce-fir forest in Changbai mountains;长白山红松云冷杉林碳库研究
4)overcut spruce-fir forest云冷杉过伐林
1.On the basis of the data from four investigations between 1987 to 2003 of overcut spruce-fir forest in Jingouling Forest Farm,Wangqing Forest Bureau,Jilin province.以吉林省汪清林业局金沟岭林场云冷杉过伐林112块固定样地1987—2003年间4次调查数据为依据,分析其株数径阶分布特点,并用Weibull分布和负指数分布描述其直径结构。
5)larch and spruce-fir落叶松云冷杉林
6)Spruce forest in low-lying land谷地云冷杉林