查询词典 afforestation

Based on extensive literature review, the introduction and afforestation techniques of Pinus sylvestris var.

通过查阅相关文献，对沙地樟子松的引种栽培及造林技术进行了详细的阐述。

Good afforestation in residental district will benefit the redidents, but there are also some problems.

住宅小区内良好的绿化管理可以让居民受益匪浅，但也存在着不少问题。

All the following should be considered to the maxmum at the beginning of plans and designs: residents' lives, increasing investment, perfecting management system, paying attention to afforesting breed allocation, so as to optimize the management of the afforestation in residental district.

绿化管理要从规划设计开始，最大限度地考虑居民的生活，增加投资，完善管理制度，重视绿化品种配置，以优化住宅小区内绿化管理。

This paper discussed the distribution of forest resources in the tropics, their main types, main characteristics and present management status, and proposed twelve management modes, and these modes include establishing nature conservation region, eco-public-benefit forest management, extravisme, limiting logging and regeneration after logging, logging three and remaining seven method, tropical shelterwood system, sylviculture douce, whole cultivation method, specialized cultivation method, strip clearcutting method, developing tree species of lacking noted and nature regeneration, closing hillsides to facilitate afforestation.

本文对世界热带地区的森林资源分布、基本类型、主要特征、世界次生林的经营现状和主要经营方式讨论。这些经营方式包括建立自然保护区、生态公益林经营、&采掘主义&、限制采伐和伐后更新、&砍三留七&法、&扶持&式育林法、&抑制&式育林法、整体培育法、专门培育法、带状皆伐法、开发欠知名树种、自然更新和封山育林。

Forestry elements(tree species, standage,afforestation density etc), ecological elements (hillside direction, hillside seat, soil type etc) and meteorological elements (temperature,humidity, precipition etc) were the leading factors by the correlation analysis of qualitative and quantitative factors of epidemiology of spore dispersing and disease state observation.

通过对病菌孢子飞散规律和病情调查的定性因子和定量因子进行相关的分析结果，已明确了林分因子(树种、林龄、造林密度等)、生态因子和气象因子交互作用是樟子松枯梢病流行的主导因素。

Forestry elements(tree species, standage,afforestation density etc), ecological elements (hillside direction, hillside seat, soil type etc) and meteorological elements (temperature,humidity, precipition etc) were the leading factors...

通过对病菌孢子飞散规律和病情调查的定性因子和定量因子进行相关的分析结果，已明确了林分因子(树种、林龄、造林密度等)、生态因子和气象因子交互作用是樟子松枯梢病流行的主导因素。

New China was founded at the beginning, we started a large-scale afforestation, but in contradiction with this large-scale deforestation is more.

新中国成立伊始，便开始了大规模的植树造林，但与此相矛盾的却是更大规模的毁林。

Forest Coverage Rate refers to the ratio of area of afforested land to total land area. This indicator shows the forest resources and afforestation progress of a country or a region.

森林覆盖率指一个国家或地区森林面积占土地总面积之比，是反映森林资源的丰富程度和生态平衡状况的重要指标。

Over the past 30 years, China has afforested more than 54 million hectares of land and become the country with the largest afforestation in the world.

最近30年中国人工造林面积超过5400万公顷，是世界上人工造林最多的国家。

Basedo the investigation and analysis of pollution in the artificial coal gas station area and its effect on afforestation,we knew that although there exist quite serious pollution in such area,different afforested plant is different to pollution esistance.

根据人工煤气站区存在的污染及其对绿化植物影响的调查和分析，我们得知：虽然在人工煤气站区内存在比较严重的污染，但不同的绿化植物对污染的抗性不同。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。