forests的例句大全

A Study of the Characteristics of Throughfall and Stemflow in Two Kinds of Economic Forests

两种经济林中的穿透雨与茎流特征研究

Nutrient Characteristics of Throughfall and Stemflow in Three Forests at the Subalpine of Western Sichuan

川西亚高山3种森林群落穿透雨和茎流养分特征研究

The nutrient content of throughfall in two forests grown on Krasnozem in Xianggang talking about rain

香港红壤地区的林内雨养分含量

The results show that coniferous forests throughfall trends toward further acidified, while broad-leaved forests can alleviate the acidification effect.

渗入，遍及，贯穿穿遍或穿透某物结果表明：针叶林穿透水有进一步酸化趋势，而阔叶林可以减缓酸化作用。

Change of Vegetation Species of Artificial Mixed Forests of Chinese fir and Broad-leaf Trees Before and After Clear Cutting

杉阔混交人工林皆伐前后植物种类组成变化

Change of Vegetation Species of Forest Land of Eucalyptus Citriodora Plantation Forests Before and After Clear Cutting

皆伐前后尾叶桉人工林林地植被组成的变化

Based on socioeconomic data and field investigation, this change was mainly induced by the clear cutting of coniferous, broad leaved forests and sandy-shrub vegetation, saline-shrub vegetation. Thus, human activities had significant influences on these two types of vegetation.

根据社会经济发展和调研结果，上述变化与当地农业生产活动对针叶、阔叶林带和沙地盐地灌丛带土地的开垦密切相关，即人类活动对这两种类型植被的影响相对较大。

Lanceolata forests according to the timber product market value and its corresponding economic benefit.

研究提出以木材产品市场价值及其相应经济效果确定杉木林主伐期，可望获得较高经济效益。

Eucalyptus artifical forests are one of the important source of fibre and timber production in the world.

桉树人工林是世界上纤维和木材产品的重要来源之一。

Natural forests had been taken as the most important base of timber production in China.

天然林一直是中国最主要的木材生产基地。

Economic Evaluation of the Public Benefits of the Forests in Hunan ⅰ Benefits of timber production and water holding

湖南省森林公益效能的经济评价Ⅰ森林的木材生产效益与水源涵养效益

Genetic engineering of forest tree species is regarded as a strategy to reduce worldwide pressure on natural forests, to conserve genetic resources and ameliorate stress on global climate, and to meet growing demand for forest wood and timber products.

林木遗传工程有利于保存林木遗传资源，改善全球气候，减轻自然林的过度采伐和满足人类日益增长的林木产品需求。

Very few non timber forest products ( NTFP) from the collective forests are able to be taken out of the mountains according to the project social assessment report.

根据该项目的社会评价报告，几乎没有公共森林中非木制森林制品能够被带出山区。

Forest resources are indispensable for human development. Forests do not only provide timber resources for economic development, but also provide important ecosystem services, such as soil and water conservation, environmental improvement and tourism.

森林资源不仅为经济发展提供了木材资源，而且拥有保持水土、改善环境、旅游休憩等重要的生态服务功能，是人类发展不可或缺的资源。

Compared to natural forests, plantation grew fast, yielded well, developed conveniently, gained efficiency early and the timber size and quality are more stable.

与天然林相比，人工林具有生长快、生产量高、开发方便和获得效益早、木材规格及质量较稳定等特点。

This is due to the fact that population increase would reduce the share of the cost per capita, but at the same time increase the congestion since urban forests are not purely public goods.

这是由于人口的增加会降低人均费用份额的事实，但同时增加的交通挤塞，由于城市森林是不是纯粹的公共物品。

And the winds of the north, and the forests of oak and pine.

北风随后吹舞，橡木松林啊掀灵犀。

In winter, the endless forests covered with snow in the Greater and Lesser Hinggan Mountains are very attractive.

冬天，白雪皑皑的大小兴安岭非常迷人。

Improvement Measures in Deteriorated Forests and Management of Ecosystem Restoration in Huangguoshu Scenic Spot

黄果树风景名胜区低效林分改造措施及生态恢复对策

Characteristics of Microclimate within Three Typical Subalpine Forests in Southwestern China

西南亚高山3种典型森林的小气候特征