We expect to give some advice on the prevention and control of the alien invasive species.
我们的研究目的是希望基因签名的研究能够对入侵物种的预防和控制有所帮助。
In fire-sensitive ecosystems, uncontrolled burning often encourages the spread of alien invasive species.
在火敏感型生态系统中，通常火灾失控燃烧有利于外来入侵物种的扩散。
Recently this alien invasive species has been introduced in China and threatened the agricultural production.
近年来该害虫传入我国，对农业生产构成严峻威胁。
When alien invasive species arrived in a new environment, it spread very quickly, and eventually it is difficult to control.
外来入侵物种到达一个新的生态环境后迅速扩散，其扩散速度非常快，导致最后很难进行控制。
The key principle of international environment law is to prevent the risks and harms before the alien invasive species bring. The implementing regimes will help people …
防治生物入侵的国际法核心原则是风险与损害预防原则，环境影响评价和风险评估制度等是该原则得以实现的机制保障。
We have found that alien invasive species' DNA sequences are nonrandom, and the signatures are specific: the closer the species are, the more similar the signatures will be.
通过对不同入侵物种基因签名的分析比较，发现入侵物种的DNA序列非随机，基因签名具有物种特性，且物种越近，签名越相似。
The proportion of alien invasive species originating from the tropic zone was close to that from temperate regions. The proportion of alien invasive plants caused by intentional introduction was 39%.
外来入侵物种中热带来源与温带来源比例相当，人为引入导致的外来入侵植物高达39%。
Of the 7,000 alien species in the United States—out of a total of 150,000 species—only about 10% are invasive.
在美国总共15万的物种中，有7000种外来物种，当中只有10%是入侵物种。
Of the 7,000 alien species in the United States—out of a total of 150,000 species—only about 10 percent are invasive.
在美国总共15万的物种中，有7000种外来物种，当中只有10%是入侵物种。
MacKinnon says one of the most disturbing features of the problem of invasive alien species is that they are on the rise globally.
麦克·金南博士说，侵入性外来物种问题最令人不安的特点之一是，它们在全球范围内的数量不断增加。
One classic example is the Golden Apple snail - now cited as one of the most devastating invasive alien species.
这方面的一个经典案例就是金苹果蜗牛，即人们目前所称最具破坏力的侵入性外来物种之一。
"Invasive alien species are non native species which are accidentally or intentionally introduced into new areas. They range from microbes to mammals," Dr MacKinnon says.
麦克·金南博士说，“侵入性外来物种是偶然或故意被引入新地区的非本土物种，其范围涉及从微生物到哺乳动物的多个物种。”
What can be done about invasive alien species?
怎样处理外来入侵的有害物种？
Alien invasive plant is one that is introduced from original ecosystems to new ones by nature force or human activity, which endangers the new environment or native plant species.
外来入侵植物是指自然或人为地由原生态系统中引入到新生境的植物，会给新生境或其中的物种带来威胁。
In Yellow River Delta, the biological and ecological characteristics of an invasive alien species spartina were investigated.
对黄河三角洲外来入侵物种米草的生物学、生态学特性进行了观测和研究。
The species number and distribution status of alien invasive plants in Banwangling national nature reserve in Hainan Province was investigated and analyzed by the field survey.
通过野外实地调查，对海南霸王岭自然保护区外来入侵植物的种类数量和分布现状进行了调查分析。
Multiple factors have contributed to the demise, including logging, agricultural land conversion, over-exploitation, population growth, pollution and the impact of invasive alien species.
造成物种消失的原因有很多，包括采伐森林、开发农业用地、过度开采、人口增长、污染以及外来物种入侵等。
China is threatened by more than 400 invasive alien species, which has caused billions of yuan of economic losses, an agricultural official said Monday.
农业部一位官员本周一称，中国正受到超过400种入侵的外来物种的威胁，每年给中国造成的经济损失高达数十亿元。
Invasive alien species caused significant damage to natural ecosystem, agricultural production and human health throughout the world.
外来入侵生物已对世界各国的自然生态系统、农业生产及公众健康造成了严重危害。
The increase is already taking shape with the appointment in 2005 of a scientific staff officer dealing with Invasive Alien Species of plants.
增加已然形成的任命在2005年获得了科学参事处理侵入植物物种。
The increase is already taking shape with the appointment in 2005 of a scientific staff officer dealing with Invasive Alien Species of plants.
增加已然形成的任命在2005年获得了科学参事处理侵入植物物种。
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