natural vegetation

基本解釋

Growing agricultural plants such as maize or barley already cools the climate because they reflect more sunlight back into space than natural vegetation.
玉米和大麥已經(jīng)在這一戰(zhàn)線上發(fā)揮作用，因?yàn)樗鼈儗﹃柟獾姆瓷淠芰Ρ茸匀唤缋锏钠渌参锔鼜?qiáng)。
There is every likelihood that many species of animals will be made extinct because of these and similar clearances of natural vegetation.
因?yàn)樵谶@些地區(qū)以及和這些地區(qū)相類似的地區(qū)，自然界的植物已經(jīng)被砍伐凈盡，許多種動物將完全有可能滅絕。
The ribbon brightens this densely vegetated site, links diverse natural vegetation types, and provides a structural means of reorganizing the formerly unkempt and inaccessible site.
這條飄帶給植被茂密的景觀增加了許多亮色，不僅將自然界多姿多彩的植物串聯(lián)在了一起，也為人們認(rèn)識這塊先前難以接近、慌亂不整的地方搭建了一條途徑。

The natural vegetation is of humid and very humid lower montane forest of the subtropical region, mainly with genera and ferns of the Cyathea and palms.
UNESCO: MEDIA SERVICES
The lush vegetation provides a natural screen.
FORBES: Conyers Farm, Greenwich, Connecticut
For many of these regions, basic information required distinguishes between natural and anthropogenic sources of metals in waters, soils and vegetation is sparse or completely lacking.
UNESCO: EARTH SCIENCES FOR SOCIETY

天然植被
In the research areas, natural vegetation is hardly seen, but crops, artificial vegetation and secondary vegetation.
研究區(qū)的天然植被已不多見，主要是栽培作物，人工植被和次生植被。
生物學(xué)
天然植被
According to the interference that the man has done to the nature, the ecological water requirement consists of the water requirements for platted vegetation system and for the natural vegetation system.
按照人類對自然的干預(yù)程度,生態(tài)需水又可分為農(nóng)田生態(tài)系統(tǒng)下的人工植被需水和自然生態(tài)系統(tǒng)下的天然植被需水。
自然植被
Meanwhile, means and technology of acquiring resource is more and more efficient from survival natural vegetation by humankind. So the maintaining and recovering ability of the biodiversity of the world is dramatically declining.
同時，人類從殘存自然植被中獲得資源的手段和技術(shù)越來越有效，使得地球上的生物多樣性維持、恢復(fù)能力大為下降。
地球科學(xué)
自然植被
Compared with the soil microbial biomass and number in steady natural vegetation fixed sand dune these different artificial vegetation fixed dunes have not reached the level of stability.
在不同年代人工植被固沙區(qū)結(jié)皮中,微生物生物量和數(shù)量與相對穩(wěn)定的自然植被固沙區(qū)相比,仍未達(dá)到穩(wěn)定狀態(tài)。