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introduction and afforestation
相关语句
  引种造林
     Introduction and Afforestation Technique ofKandelia candel to the North
     秋茄红树林北移引种造林技术
短句来源
     Using K fast cluster analysis,14 superior individual plants were selected from 95 individual plants,their mean genetic gains were 118.01%. The results showed that the superior individual plants exhibited obvious effect of yield increase and could be used as a good asexual propagation material to accelerate the course of introduction and afforestation in the South of Fujian Province.
     运用K快速聚类法从95个单株中筛选出14株速生单株,其遗传增益为118.01%,增产效果显著,在闽南一带可用作无性繁殖材料,以加速西南桦引种造林良种化进程。
短句来源
     Experiments with introduction and afforestation of Pinus radiata D. Don were conducted for 14 successive years. The following results have been drawn from experiments and researches that(1) the survival and preservation ratios of the plantation planted with rocks or plastic membranes covering in combination with site preparation of level trenches and 1.5 m×2 m of planting density were 96% and 90% respectively;
     经过连续14a的辐射松(PinusradiataD.Don)引种造林研究,结果表明:(1)采用1 5m×2.0m造林密度,短册状或水平沟整地,采用石块、塑料薄膜覆盖,造林成活率达96%,保存率达90%。
短句来源
     The Effects of Introduction and Afforestation of Rhus sylvestris from Japan and Its Cultural Techniques
     日本木腊引种造林效果及栽培技术
短句来源
     Discussion on introduction and afforestation of Populus to mentosa triploid in shale area
     三倍体毛白杨在紫色岩地区引种造林初探
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  “introduction and afforestation”译为未确定词的双语例句
     DISCUSSION ON THE INTRODUCTION AND AFFORESTATION OF MANGROVE AT QI-AO ISLAND IN ZHUHAI CITY
     珠海市淇澳岛红树林引种扩种问题的探讨
短句来源
     Candel can well adapt environment of seabeach in Qidu Island, its introduction and afforestation could be enhanced.
     秋茄红树林适应七都岛滩涂的生长环境,可以加大引种营造力度。
短句来源
     Lastly, the work and measures needed in the introduction and afforestation of mangrove are also proposed in this paper. \;
     最后还提出了红树林引种扩种需要加强的措施
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  相似匹配句对
     Introduction.
     第一部分为引言。
短句来源
     I : Introduction .
     一、引言。
短句来源
     Afforestation of Expressway
     高速公路绿化研究
短句来源
     Afforestation Design of Freeway
     高速公路绿化设计
短句来源
     Discussion of afforestation of suburbs
     城郊森林绿化若干问题的探讨
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The introduction and afforestation of Pinus sibiricus which come from different areas were conducted for 8 years.The growth patterns of Pinus sibiricus in the young age were known well.The afforestation techicques for Pinus sibiricus were found out.

本研究为西伯利亚红松引种试验的子课题 ,以带龄红松为对照进行的不同种源西伯利亚红松引种造林试验 ,经 8年研究 ,初步掌握了该树种幼年期生长规律 ,摸索出一整套西伯利亚红松成功的造林技术

Several years observation on introduction of Kandelia candel showed that it had low survival rate when mixed with reed but on the contrary, it had high rate without reed, and grew fast with high coverage. And its adaptability to saline soil increased. Since K. Candel can well adapt environment of seabeach in Qidu Island, its introduction and afforestation could be enhanced.

经多年的引种观察表明:秋茄红树林在芦苇地块成活率低,在无芦苇地块成活率高,且生长茂盛,盖度大;对环境的盐度适应性进一步拓宽。秋茄红树林适应七都岛滩涂的生长环境,可以加大引种营造力度。

The necessity and importance of mangrove introduction and afforestation at Qi ao Island in Zhuhai City are discussed in this paper. The importance of mangrove afforestation is confirmed by such aspects as the restoration of mangrove resource, the controle over Spartina anglica , the establishment of protective forest, the improvement of ecological environment, the regeneration of mangrove, etc., and the importance of introduction of superior mangrove plant Sonneratia apetala Buch. ...

The necessity and importance of mangrove introduction and afforestation at Qi ao Island in Zhuhai City are discussed in this paper. The importance of mangrove afforestation is confirmed by such aspects as the restoration of mangrove resource, the controle over Spartina anglica , the establishment of protective forest, the improvement of ecological environment, the regeneration of mangrove, etc., and the importance of introduction of superior mangrove plant Sonneratia apetala Buch. Ham. is confirmed by such aspects as the quick restoration of mangrove resource, the improvement of mangrove plant diversity and forest quality, species adaptability, the promotion to the natural regeneration and dispersal of mangrove, the controle over Spartina anglica . Besides, the ecological effects of the introduction of Sonneratia apetala Buch. Ham. is also discussed. Lastly, the work and measures needed in the introduction and afforestation of mangrove are also proposed in this paper.\;

文章论述了珠海淇澳岛引种扩种红树植物的重要意义 ;分析了引种无瓣海桑对红树资源的恢复 ,物种多样性和林分质量的提高 ,乡土植物的天然更新和扩散 ,大米草的控制等作用 ;并探讨了无瓣海桑引种对生态的影响。最后还提出了红树林引种扩种需要加强的措施

 
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