forest planting的例句大全

normal succession can be interrupted or conversed by unsuitable species and simple forest planting.

反之，则可促进植被正常演替，缩短植被恢复过程。

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To impose a quota on forest cutting and encourage forest planting in order to expand the area of forest coverage;

对森林实行限额采伐，鼓励植树造林、封山育林，扩大森林覆盖面积；

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The content of available phosphorous was higher in main belt and planting belt of non timber product forest and farm forest belt.

速效磷在基干林带、经济林种植带和农田林网土壤中含量较高；

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mainly include, in a specific way, the market contact of reflecting professional division, integration contact under the action of market mechanism, and the loose consociation between planting forest and cutting-transport production.

主要包括体现专业化分工的市场联系，在市场机制作用下的一体化联系，以及营林与采运生产间的松散联合。

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Long-term effects of different planting proportion on forest landscape in Great Hing' anling Mountains after the catastrophic fire in 1987

1987年特大火灾后不同树种种植比例对大兴安岭森林景观的长期影响

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China forest forest zone, forestry, tree planting, to plant tress will buy helis!

森林界，林业界，植树造林界将可能进口，或买进直升飞机！

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The study of retrogress grassland species structure and diversity under the wasteland and Caragana forest with different density recover measures in Mu Us sandy land showed that the planting Caragana forest played a positive role in vegetation restoration.

以宁夏毛乌素沙地退化草原区为研究对象，对荒地（对照）和种植不同密度的柠条林的恢复措施条件下群落结构及多样性进行研究。

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The prospect of planting timber forest and countermeasures for ecological environment restoration in Sichuan province

四川省生态环境恢复与重建中发展人工用材林的前景及对策

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The phenological spectrum drawn in accordance with the elevation has a high practical value in the selection of planting time of food bamboos for giant pandas, researches on forest eec-system, and management of forestS.

按海拔梯度绘制的物候谱，在主食竹造林时间的选择、森林生态系统研究和森林经营等方面，具有重要的应用价值。

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On the basis of investigation and study of mountain economic forest, systematic research has been done on technology of land preparation, form of equipment, density of forestation, site condition, planting technology, aftercare and protection.

在对山地经济林调查研究的基础上，对其整地技术、配置形式、造林密度、立地条件、栽植技术、抚育保护等进行了系统的研究。

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Therefore, the two eco-economic forests planting modes are considerable for returning farmland to forest in the mountain areas of northeastern Yunnan Province.

毛桃、木姜子、板栗天麻菌材林的预期经济价值也较高，是滇东北退耕还林地生态建设值得推广的模式。

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Zengcheng green road planting design is divided into the northern ecological landscape corridor and green road forest belt two part.

增城绿道北部种植设计分为生态景观走廊和绿道林带两部分。

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Comparative Study on Regeneration by Sprout and Planting of Poplar Farm Shelter Forest

杨树农田防护林萌芽更新与植苗更新的对比试验研究

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Binhai sandy waste, some of farmland flooded and villages, and cause serious harm planting sand-fixing forest received some success.

滨海沙荒有的淹没农田和村庄，危害严重，种植防风固沙林带收到一定效果。

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Implement reform of collective forest rights and the land circulation system, foster specialized households of walnut planting, which is propitious to scale management.

积极推进林权制度改革和土地流转制度改革，培养核桃专业种植户，实现规模化经营。

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experiment on the planting of lichi in the inner sandy beach under shelter-forest

沿海防护林内层沙滩种植荔枝试验

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castanopsis hystrix is one of the important planting tree species of south subtropical evergreen broad-leaved forest.

红锥是南亚热带地区优良的珍贵乡土阔叶造林树种。

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on his last visit to the old man, the forest ranger found him lying in the forest, his planting stick by his side.

在他最后一次拜访那位老人，守林人发现他躺在森林里，他种植的树木忠实地站在他身边。

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controlling desertification by planting forest and improving ecological environment has gotten some effect.

通过植树造林，改善生态环境，抗御沙漠化，已初见成效。

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all previous governments implemented policies to encourage planting trees. the forest protection legal provisions were tended to be completed.

宋代历朝政府都实行鼓励植树的政策，保护林木的法律条款趋于完备，并且对于相关的官员有一定的奖惩制度。

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