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。
Invasive alien species caused significant damage to natural ecosystem, agricultural production and human health throughout the world.
同时，开展外来入侵生物的防控技术研究，以遏制已入侵物种的传播蔓延，控制其危害。
At the same time, it's necessary to carry out prevention and control technology research of invasive species, in order to curb the spread and hazard of invasived species.
生物入侵已被列为当今世界最为棘手的三大环境难题之一，我国已经成为遭受外来入侵生物危害最严重的国家之一。
Biological invasion have become a serious environmental issue throughout the world. Our country has been regarded as one of the most severity on biological invasion in the world.
19世纪末，狗舌草被偶然引入新西兰，像许多入侵的外来物种一样，它很快就变成了一种有害生物。
Ragwort was accidentally introduced to New Zealand in the late nineteenth century and, like so many invading foreign species, quickly became a pest.
控制和根除外来和入侵植物互花米草对生物多样性保护管理来说是重要和必要的。
To control and eradicate the exotic and invasive plant Spartina alterniflora is important and necessary for biodiversity conservation management.
海洋生物入侵是由船舶压载舱中外来植物和动物的转移造成的。
Marine bio-invasions are caused by the transfer of alien plants and animals in ships’ ballast tanks.
亚当：这个培养皿中有个完整的微生物群，中间那个看起来像雪花的是外来入侵者。
Adam: This plate has a whole herd of bacteria, with one frosty-looking colony in the middle.
然而，即使所有的外来生物入侵者被移除，当地环境也只能恢复到原住民波利尼西亚人以前所塑造的那种状态，这些原住民在库克等人到来前已定居在此至少千年。
Yet even if all the invaders were removed, it would only return the islands to the state into which the Polynesians, who inhabited them for at least 1,000 years before Cook’s arrival, had shaped them.
外来生物物种入侵已成为严重的全球性环境问题之一。
Alien biological species invasion has become one of serious global environmental problems.
外来生物的引进或入侵会给本土种造成遗传污染。
The introduction and invasion of alien organisms may cause the genetic pollution of native spices.
通过对全国各口岸检出的医学媒介生物情况分析，阐述了外来医学媒介生物入侵风险分析方法与程序。
Analyze on the oversea medical vectors found at every port of our country, introduce the assessment methods and procedures.
外来种的入侵性和生境的可入侵性是研究生物入侵机制的两个关键因素。
Exotic invasiveness and community invisibility are two key factors to study the mechanism of biotic invasion.
不是唐山式的大地震、印度洋式的大海啸，而是外来生物入侵。
The answer is not the earthquake in Tangshan, nor the tsunami in the India Ocean, but the inbreak of exotic biology.
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。
In Yellow River Delta, the biological and ecological characteristics of an invasive alien species spartina were investigated.
外来杂草在新生境成功入侵，除了具备一些基本的生物生态学特征外，还应具备一些特有的入侵机制。
A successful invasion of exotic weeds depends not only on their bio-ecological traits, but also on some specific mechanisms of invasion.
外来生物入侵是近年来生物安全领域的重要内容。
The external creatures invasion was the important part in the creatures security region in recent years.
预防生物入侵的一个重要手段是对外来物种进行风险评估，应用模型则是定量评估的必备方法。
It is widely acknowledged that risk assessment has become an indispensable part of controlling of biological invasion.
本论文采取了野外调查和室内试验相结合的研究方法，对外来种火炬树是否对引种地生态环境构成生物入侵的问题进行了研究。
In this paper, the methods of the field investigations and laboratory testing were applied to come to a conclusion if Rhus typhina causes the biological invasion for the local environment.
本文分析了外来生物的入侵途径：人类有意引入、随人类活动无意传入以及非人为因素的自然传入。
The ways of invasion of alien species are examined, mainly: introduction by people intentionally or not intentionally, and introduction by natural factors.
初步评估外来压舱水生物排放对福建沿海的潜在入侵风险。
The potential invasion risk of discharge of organisms from exotic ship′s ballast water to Fujian waters were assess roughly.
外来有害生物的入侵和扩散蔓延，给我国经济造成严重损失。
The invasion and spreading of alien organism caused serious economic loss in China.
外来海洋生物主要是通过船舶压载水入侵，造成的影响极其复杂，已经引起了世界各国的广泛关注。
Ballast water is the main invasion way of alien aquatic organisms. The complex effects caused by the aquatic organisms via ballast water have attracted world wide attention.
构建包含基本生物学和生态学信息的外来物种数据库不仅对理解生物入侵分布格局至关重要， 同时也是制定外来种管理策略和解释生物入侵过程的重要一步。
A database of alien flora is important for better understanding the patterns of plant invasions, as well as explicating the mechanisms promoting plant invasion at local, regional and global scales.
该类害虫在入侵时以及入侵后在种群生物学和行为遗传学上发生了一系列的变异，使其成为一种入侵成功的外来生物。
The genetic changes during or subsequent to introduction have led to alterations in its population biology and behavioral genetics; these, in turn, have promoted the invasive success of RIFA.
生物入侵是一个适应性进化的过程，天然杂交与遗传渐渗可以改变外来物种对环境的适应性并提高其入侵能力，使其进化成为入侵种。
Biological invasion is a process of adaptive evolution in which hybridization and introgression play an important role in promoting invasive species by changing their invasiveness.
生物入侵是一个适应性进化的过程，天然杂交与遗传渐渗可以改变外来物种对环境的适应性并提高其入侵能力，使其进化成为入侵种。
Biological invasion is a process of adaptive evolution in which hybridization and introgression play an important role in promoting invasive species by changing their invasiveness.
应用推荐