當(dāng)?shù)?/c>土壤環(huán)境產(chǎn)生一定影響。
In the field of the international ecology, ecological invasion of exotic species has become a new hot issue.
近年來,外來種入侵對我國生物多樣性的危害日益加劇,已經(jīng)危及到我國的生態(tài)安全。
In ancient times, we began to introduce exotic species into our own land, such as corn, broomcorn , potatoes and so on.
在很早以前,我們就已經(jīng)開始引進(jìn)外來的物種,如:玉米,高粱,土豆等。
It has been shown that urban areas are prone to invasion by exotic species. 5.
有證據(jù)表明,城市地區(qū)很容易入侵的外來因素。5。
India has over 70 varieties of this exotic species.
印度有超過70本外來物種品種。
One recent study reported approximately $ 97 billion in damages from 79 exotic species during the period from 1906 to 1991.
最近的一項(xiàng)研究報(bào)道從1906~1991年79種外來物種造成的損失約為970億美元。
Anatomical and physiological differences of eight exotic species from Asteraceae
八種菊科外來植物種子形態(tài)與生理生化特征的差異
The exotic species of hazardous nematode and quarantine countermeasures at Shenzhen port
深圳口岸截獲的外來危險(xiǎn)性線蟲種類及檢疫對策
Photosynthetic characteristics of several exotic species in dry season in Yuanmou County
元謀干熱河谷幾種外來樹種在旱季的光合特點(diǎn)
Benefits evaluation on geographic provenance trial forests of exotic species
國外松地理種源試驗(yàn)林效果分析
Status of Invasion of Exotic Species into Snake Island and their Ecological Influence
蛇島外來物種入侵現(xiàn)狀及生態(tài)影響調(diào)查
Status Analysis and Prevention Strategy of Exotic Species Invasion
外來有害生物入侵現(xiàn)狀及防范對策
The intrusive exotic species of the horticulture plants in Simao
思茅園藝植物中的外來入侵種
Biological Invasion and Management of Exotic Species
生物入侵與外來入侵物種的控制
An Exploration On Invasion Of Exotic Species and the Preventionand Control Countermeasures In Guangxi
廣西外來物種入侵及防治對策探討
some exotic species grow on the narrowest of cracks, cactus looking;
一些看起來像仙人掌的外來物種在最窄的裂縫處生長;