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   乡土树种 的翻译结果: 查询用时:0.064秒
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乡土树种     
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  native tree species
     Characteristics of 4 Native Tree Species Adapted to Arid Environment in Northern Shaanxi Sand-blown Area and Utilization Prospect
     陕北风沙区4种乡土树种适应干旱环境的特性及利用前景
短句来源
     Results showed that exotic Eucalyptus exserta and Eucalyptus urophylla were dominated over the community, followed by native tree species, Schefflera octophylla and Bambusa gibba, with the importance value (IV) of 26.75, 17.08, 16.27 and 11.50, respectively.
     该森林群落以隆缘桉和尾叶桉数量占优势,其次是乡土树种鸭脚木、泥竹,重要值依次为26.75、17.08、16.27和11.50。
短句来源
     The significance and the application of native tree species in the landscaping of Shanghai were analyzed.
     分析了乡土树种在上海绿化建设中的意义和应用现状,并对其应用进行了展望。
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     Native tree species and their application in the urban landscaping in Shanghai
     上海乡土树种及其在城市绿化建设中的应用
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     Effect of soil water stress on water metabolism and osmotic adjustment substance of native tree species of Loess Plateau
     土壤干旱对黄土高原乡土树种水分代谢与渗透调节物质的影响
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  native trees
     Study on breeding of native trees in Shenzhen
     深圳市乡土树种繁育研究
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     The Preliminary Study on Seedling and Afforestation of Native Trees in Karst Region of Guangxi
     广西岩溶乡土树种育苗及造林研究
短句来源
     During 2002~2005,20 species of Karst native trees were cultivated and planted in Longhe Eco-restoration Demonstration District,and the survival rate and growth rate were measured.
     观察测定2002~2005年期间,在广西平果县果化镇龙何生态重建示范区内育苗与造林的20种岩溶乡土树种的苗木成活率和植株生长量。
短句来源
     The results showed that Pinus armandii and most native trees had a wide niche breadth,and the interspecies general overlap value was 0.728,indicating that there was a fully and effective habitat resources utilization in the communities.
     结果表明,华山松与大多数乡土树种都具有较大的生态位宽度,种间普遍重叠值为0 . 72 8,表明种群能够充分、有效地占有和利用生境资源.
短句来源
     On Problems of Vegetation Reconstruction in Yan'an Experimental Area Ⅲ Significance of Native Trees in Plantation
     关于黄土丘陵典型地区植被建设中有关问题的研究Ⅲ、乡土树种在造林中的意义
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  indigenous tree species
     The experiment with natural seedlings proves that Betula luminifera with strong adaptability is excellent fast-growing indigenous tree species,which can grow in mountain areas of both basalt and limestone,in detail,1.16 cm of annual average diameter growth and 0.8 m of average height growth.
     通过天然实生苗造林试验证明,光皮桦适应性强,是优良速生的乡土树种。 在玄武岩山地、石灰岩山地均能生长,年均地径生长1.16 cm,年均高生长0.8m。
短句来源
     Populus tomentosa is one of the indigenous tree species which exhibits many excellent characteristics such as broad adaptability to environment, short growth period and high quality wood.
     毛白杨(Populus tomentosa Carr.)是我国特有的乡土树种,具有许多优良特性,如适应性强,生长周期短,木材质量高等。
短句来源
     and flora components of their indigenous tree species are mainly made of 4 kinds of distribution with China,China-Japan,Eastern-Asia,East of China and central China.
     乡土树种的区系成分主要以华戛(中国)广布、中国-日本分布、东亚分布和华东-华中分布四种类型为主.
短句来源
     The principles and methods for tree species selection for firebreak forest mantle design are introduced and 8 indigenous tree species of Kunming area in terms of fire resistance are comparatively tested in several indicators including water content,aether extracts,combustion heat value,dynamic analysis of litter,bio-characters and so on.
     介绍防火林带树种选择的依据和方法,通过对昆明地区8个乡土树种的抗火性能比较实验,根据含水率、乙醚提取物、燃烧热值、凋落物动态分析、生物学特性等几个方面比较,提出进行防火林带设计时树种选择综合评判的标准。
短句来源
     Extension of Indigenous Tree Species and Community Economic Development
     推广种植乡土树种,发展社区经济
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  native species
     The average tap root length of Pinus flexilis from germplasm source 1 and 2 were 19.1 cm and 14.8 cm,longer than that of native species. Experiments showed that germplasm source 2 was better than germplasm source 1 in growth indexes.
     柔枝松种源1和2主根平均长度分别达到了19.1 cm1、4.8 cm,均长于乡土树种,两个柔枝松种源之间相比,种源2优于种源1。
短句来源
     the survival rate was lower than that of native species.
     成活率比乡土树种低;
短句来源
     Choice of Native Species of Tree and Roadside Tree in Qiqihar City
     齐齐哈尔市乡土树种与行道树选择
短句来源
     The result indicates that:(1)The life-form spectrum of garden plants accords with subtropical climate. Garden plant species abundance is high and the prevalent is native species,which consists of 69 families,146 genera and 229 species;
     结果表明,武钢工业区园林植物生活型基本符合亚热带气候的生活型谱,所应用的园林植物比较丰富多样,主要为乡土树种,分属69科146属229 种。 不同功能类型的绿地中,公园绿地物种丰富度最高,生产绿地和其他绿地最小;
短句来源
     After the establishment of New China,Fujian Province has successfully intreduced over 200 species,hassuccessfully domesticated and cultured more than 40 native species,has determined some fine provenances of mainplanting species,has made some breakthroughs for the aiapxual propagation technique of a few fine species and has setup several fine seed preduction bases of exotic species and precious native species.
     建国后,福建省引种成功的树种有200余种,驯化栽培成功的乡土树种40余种,确定了一些主要造林树种优良种源,对一些优良树种无性繁殖技术有所突破,建立了外来树种和乡土珍贵树种良种生产基地。
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  native tree species
Litterfall, litter decomposition and nutrient release patterns in four native tree species raised on coal mine spoil at Singraul
      
Partial self-incompatibility and inbreeding depression in a native tree species of La Réunion (Indian Ocean)
      
In the past, some non-native tree species and taxa from traditional breeding have induced severe environmental impacts such as biological invasion, changes in the 'gene pool', and spread of diseases in forestry.
      
Reforestation with native tree species using site preparation techniques for the restoration of woodlands degraded by air pollut
      
Use of native tree species by an hispanic community in Panama
      
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  native trees
Detailed statistical analysis of data obtained from five species of New Zealand native trees was used to develop an empirical model of pressure-volume curves.
      
Comparative measurements have shown that during the period 1974-1981 the growth rate of pines established among the eucalypts was approximately ten times greater than that of the native trees.
      
Phytomyza ilicicola (Diptera: Agromyzidae), a univoltine specialist leafminer, typically reaches higher population densities on cultivated host planted in sunny, urban sites than it does on native trees in the forest understory.
      
Acclimation to sudden increase in light favoring an invasive over native trees in subtropical islands, Japan
      
We examined the effects of mammalian herbivores on survival and growth of transplanted seedlings of two native trees (Eucalyptus albens and Callitris glaucophylla), and one native grass (Themeda australis) in white box (E.
      
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  indigenous tree species
Clinal models of population structure in an indigenous tree species can be used to delineate seedcollection zones and breeding zones, and to devise transfer rules.
      
In particular areas, the selection of indigenous tree species on the basis of their root properties is an essential part of biotechnical slope protection.
      
The diversity center of the indigenous tree species under study is located north of 23° N.
      
An understanding of the environmental correlates of distribution patterns has great implication for the introduction of the indigenous tree species for afforestation.
      
Litterfall, litter decomposition and the use of mulch of four indigenous tree species in the Atlantic lowlands of Costa Rica
      
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  native species
They are generalist predators and thus may affect native species through predation.
      
While some facilities maintain both exotic and native species, most (68%) house native species only.
      
The arid climate of the islands may hinder the establishment of invasive species, which are often not able to survive in the bush and thus reduces their impact on native species.
      
The first group comprises 35 native species, of which seven are currently extinct or vanished.
      
rusticus compared to native species, resulting in increased probability of shifts in crayfish community composition.
      
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