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eco forestry
相关语句
  生态公益林
     According to the externality theory of environment economics, eco forestry planting and management has positive externalities.
     根据环境经济学的外部性理论 ,生态公益林建设管理具有外部经济性。
短句来源
  相似匹配句对
     INTRODUCTION OF ECO-FORESTRY
     生态林业概论
短句来源
     On Forestry Ethics Thoughts of Eco-centrism
     试论生态中心论的森林伦理思想
短句来源
     Legend of ECO
     ECO传奇
短句来源
     On Eco-literature
     论生态文学
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     Forestry and market
     市场与林业
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  eco forestry
Membership of the Eco-Forestry Forum is open to all those who support the development of a viable and sustainable eco-forestry sector in PNG.
      


A preliminary report on eco-forestry modeling in regions of waters and la kes Liu Zhi-qing* et al//Journal of Jiangsu Forestry Science & Technology. -1990, 17 (3) .-28-30, 10

经过周密调查,科学规划,精心设计,严格实施,初步建成333公顷生态林业系统6种模式,即速生丰产林系统(实行一农、林一经结合)、农田林网系统、林—藕—鱼系统、林—鱼—禽系统、路林—渠果系统、林—苗系统,坚持种养结合,立体开发,利用光、热、水、土、肥进行复合经营,实现生物能的良性循环,使生态效益、社会效益、经济效益同步提高.

The Yuanjiang River valley is one of the dry-and-hot valleys in the Hengduan mountains of Yunnan province. In comparision with other river valleys of this province the outstanding characteristics of it is both hot and dry, belonging to the semi-arid climate type, and accordingly it is endowed with profuse heat resource but with low precipitation.Here the climatic conditions are not suitable for growing such tropical plants as rubber tree, coffee, coco, and the like, but are good for the excellent species of...

The Yuanjiang River valley is one of the dry-and-hot valleys in the Hengduan mountains of Yunnan province. In comparision with other river valleys of this province the outstanding characteristics of it is both hot and dry, belonging to the semi-arid climate type, and accordingly it is endowed with profuse heat resource but with low precipitation.Here the climatic conditions are not suitable for growing such tropical plants as rubber tree, coffee, coco, and the like, but are good for the excellent species of the lac insect-Kerria sindica. The Yuanjiang valley has proved to be an ideal district for cultivation of this species of lac insect and has manifested its natural superiority in this respect.As for the exploitation of the valley, it is suggested that taking an eco-forestry way to set up plantation forest of the best of the superior lac insect host tree (Ziziphus mauritiana) as an artificial ecosystem would be more profitable.

元江河谷是我国云南省横断山脉中的干热河谷之一,属于热带半干旱河谷气候类型。具有丰富的热量资源和土地资源,但降雨量特少,生态环境脆弱,限制了多种热带作物的生长,长期以来未引起人们的重视。作者在该地区进行多年试验研究工作的基础上,从自然地理条件、生态环境,通过对比分析,论述了元江河谷热带坝区的自然优势。强调指出:该地区是我国发展优质紫胶——信德紫胶虫最理想的地方。从林业的发展方向与战略来考虑,指出今后元江河谷热带坝区的开发利用,主要是发展林业,走“生态林业”的道路。选择优质紫胶虫最好的寄主树滇刺枣作为造林树种,建立以滇刺枣人工林为主体的人工生态系统。

In this article, it is expounded from the view of Linan County (an experim-ental unit of eco-forestry) that the aim of developing forestry production and enlarging for-est area is not to merely obtain timber from forest, but to strive for ecological balance, tobrong benefit to human beings, to keep good human environment and let the human beingsbe flourishing. The connotation of eco-forestry includes many comprehensive methods oftransforming mountains such as to close hillsides...

In this article, it is expounded from the view of Linan County (an experim-ental unit of eco-forestry) that the aim of developing forestry production and enlarging for-est area is not to merely obtain timber from forest, but to strive for ecological balance, tobrong benefit to human beings, to keep good human environment and let the human beingsbe flourishing. The connotation of eco-forestry includes many comprehensive methods oftransforming mountains such as to close hillsides to facilitate secondary hardwood forest,to develop space forest, to promote natural regeneration artificially, to preserve shrubs andcoppices on top of mountain, and to develop utilization of forest products and etc.

以一个生态林业的试点,阐述了发展林业生产,扩大森林面积的目的不是单纯要得到木材,而是谋求生态系统平衡,造福于人类,保证人类良好的生存环境,使人类兴旺发达。其内涵包括:封管好次生阔叶林、发展立体林、人工促进天然更新、保护山顶灌丛和矮林以及林内产品的开发利用的综合治山方法。

 
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