Talk about an old-growth forest.
谈谈古老的森林。
Some areas are being filled with new-growth forest.
还有一些地方被新的树林所覆盖。
Investigation on natural secondery growth forest commulities in limestone mountain region of Shexian county;
本文以皖北地区的石灰岩山地为对象，对该地区的植被进行了调查和研究。
Some long-range projects might be the preservation of an old-growth forest, the reforestation of mining tracts, or planting new forest areas to forestall soil erosion.
一些长期项目将会是旧林地的维持，矿产区域的重新造林或是种植新的森林地区，以防止土壤被侵蚀。
The growth mainly came from China's forest protection programs, NASA said.
NASA说，增长主要来自于中国的森林保护计划。
Where the forest inhibits the growth of grass and other meadow plants, the black-tailed deer browses on huckleberry, salal, dogwood, and almost any other shrub or herb.
在森林中那些无法支持草和其它草地植物生长的地方，黑尾鹿可以吃越橘类植物、沙龙白珠树、山茱萸和几乎任何其他种类的灌木和草本植物。
Thanks to slowing population growth, land currently ploughed up for crops might be able to revert to forest or wilderness.
由于人口增长放缓，目前用于种植作物的耕地可能会恢复成森林或荒野。
What has encouraged forest growth historically?
从历史来看，是什么促进了森林数量的增长？
Which countries have the fastest forest growth?
哪些国家的森林面积增长最快？
Insects and pathogens are integral components of forest ecosystems and normally are present at a relatively low density, causing little damage, and having negligible impact on tree growth and vigour.
昆虫和病原体是森林生态系统的固有成分，通常其密度相对较低，所造成的损害较小，对树木生长及其活力的影响微乎其微。
We assumed that this growth of old trees is pristine rain forest because the only way we know how to manage a forest is to clear the trees, and these weren't clear-cut.
我们之所以认为这片老树是原始雨林，是因为我们自己所知道的唯一的管理树木的方式就是把树砍掉，而这里没有明显的砍伐痕迹。
In the space of 30 years the old-growth chestnut forest in North America lost every specimen of a species — the mighty chestnut — that formerly constituted a significant hunk of the forest's mass.
在30年的生长中，北美的板栗林失去了物种——高大的栗树——的每个标本，这是以前板栗林中非常重要的一块。
This magnificent rain forest in Peru's Madre DE Dios region holds some of the last old-growth stands of mahogany in South America.
这个位于秘鲁马德雷德迪奥斯的壮美的热带雨林拥有南美洲几种最新出现的红木品种。
First, cleaning up a forest after a fire or storm does not necessarily create the right conditions for tree growth.
首先，在大火或者暴风雨之后的清理并不一定会给树的生长提供合适的生长环境。
The process of forest material circulation, the growth of trees, and the catabolism of litter and ectomycorrhizal fungi are closely linked.
林木生长与凋落物分解代谢及菌根真菌之间存在密切联系。
So the consistency of rhizosphere effects between soil nutrients and soil microbes could be found during some growth periods of forest vegetation in south subtropical region.
在南亚热带森林生态系统中。在植物的某些生长季节，微生物的根际效应与土壤养分的根际效应一致。
This paper based on vegetation growth rule, and realize the platform for cartoon game model of virtual forest.
本文主要以植被生长规律为依据，构建并实现面向动漫游戏平台的虚拟森林模型。
As the management term of pure bamboo stands prolonged the natural soil fertility declined, which resulted from the growth characteristics of pure bamboo forest and the management methods.
毛竹纯林随经营期的延长，其土壤的自然肥力呈下降趋势，这是毛竹纯林的生长特性和经营方式决定的。
The results showed that: among the appraisal methods of forest site quality, diameter growth potential was still a practical and effective measure.
结果表明，在森林立地质量评价的诸多方法之中，直径生长潜力仍然不失为一种应用简便和行之有效的方。
River shore in hot and humid forest trees is attached to the growth of Phalaenopsis place.
高温高湿河川海岸边的森林树木是蝴蝶兰附着生长的地方。
Forest growth in relation to variation of soil properties variety in Chinese fir forest soils derived from granite with different preceding vegetation in Lishui region of Zhejiang Province.
重点论述浙江省丽水地区花岗岩立地条件下不同前茬的杉木林的土壤性质变化及其与林木生长的关系。
Coastal farmlands and forest farms shall use chemical fertilizers and plant growth regulators in a rational way.
沿海农田、林场应当合理使用化肥和植物生长调节剂。
The disafforestation and growth of economic crops caused the decreased forest coverage rate and water and soil loss.
大量砍伐森林，种植林业经济作物使得当地森林覆盖率日渐减少，水土流失严重。
On the basis of study of related theories and algorithms, an oriented forest management virtual forest prototype-virtual forest growth and management modeling system is developed.
在相关理论算法研究的基础上，设计了一个面向森林经营管理的虚拟森林原型系统—虚拟森林生长和经营模拟系统。
The basic work is the assets accounting and the difficulty is how to solve problems of multiple benefits, rise in value of natural growth and risk of forest trees assets management.
林木资产计价的基础工作是进行林木资产的核算，林木资产核算的难点，是要解决好林木资产的多效益、自然生长增值以及经营风险性大的问题。
The basic work is the assets accounting and the difficulty is how to solve problems of multiple benefits, rise in value of natural growth and risk of forest trees assets management.
林木资产计价的基础工作是进行林木资产的核算，林木资产核算的难点，是要解决好林木资产的多效益、自然生长增值以及经营风险性大的问题。
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