该区域的外来入侵植物的危害居全国之冠。
The damage of alien invasive plants in this region led to a great attention in our country.
修筑铁路过程中受到影响的温性草原其恢复过程中尚未出现外来入侵植物。
There is no any evidence of exotic invading plants in the restoration of the warm steppe in the study area.
本研究对广东21市农业生态系统中205个样点外来入侵植物进行了调查。
Exotic invasive plants of agricultural ecosystem were surveyed at 205 samples of 21cities in Guangdong province.
外来入侵植物来源于世界各地，以来源于美洲居多，有87种，占76.3%。
The plants are all from aboard and 87 species (76.3%) are mainly from America.
运用野外调查和文献研究方法，对内蒙古自治区境内分布的外来入侵植物进行了初步研究。
Invasive plants in Inner Mongolia were recorded in this paper based on field survey and related materials.
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%。
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%.
各省外来入侵植物物种密度由东南海岸向内陆递减，造成这一趋势的主要影响因素为交通密度；
The density of invasive plant species declined from the southeast coast inland to the northwest, which was best explained by transport density.
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。
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.
外来入侵植物的入侵要经历一个从个体到种群的过程，只有形成种群后才能对自然生态环境造成危害。
The invading of an alien plant is an individual-to-group process. The invasion will not do harm to the ecology until the plants become a group.
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。
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.
通过对深圳市具有代表性的公共园林绿地中的外来入侵植物的调查，确定薇甘菊和五爪金龙为深圳市为害最为严重的外来入侵植物。
Based on a survey on exotic invasive plants of Shenzhen's green space, this paper confirms that Mikania micrantha and lpomoea cairica are the most harmful exotic plants in the city.
例如，外来植物的入侵可能会改变落叶的数量，从而改变对土壤的营养贡献。
For example, an invading nonnative plant could alter the quantity of leaf litter production, which would alter nutrient contributions to the soil.
如果一种外来植物入侵了地上的动植物群落，就会改变地上群落和地下土壤群落之间的联系。
If a nonnative plant species invades an above-ground community of flora and fauna, it can alter links between the native above-ground community and the below-ground soil community.
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.
凝集素 --植物中与糖结合的蛋白 --可以识别并附着在外来入侵病毒细菌。
Lectins -- sugar-binding proteinsfound in plants -- can identify and attach to foreign invaders.
来自中国和美国的研究小组指出，中国外来动物入侵物种的数量从1990年到2003年增加了30%，达到76种，而植物入侵物种在1995年至2003年翻了三倍。
The China–US team say that invasive animal species increased from 1990 to 2003 by more than 30 per cent to 76 species, and invasive plant species tripled between 1995 and 2003.
这样，那些入侵性的或是那些外来的植物就会以各种办法进入当地的生态系统。
Invasive and non-native plants can make their way into the local ecosystem this way.
Cozett说，外来入侵树种和植物给南非带来了诸多问题，其中最大的问题是对南非水资源安全的威胁。
Cozett says invasive alien trees and plants pose a number of problems in South Africa, not the least of which is the impact on the country's water security.
外来杂草入侵的化学机制涉及到植物化学生态学的各个方面。
The chemical mechanism of exotic weed invasion might involve each aspect of plant chemical ecology.
综述了与外来植物入侵相关的理论假说。
This article briefly reviewed the theories and hypothesis about exotic invasive plants.
为了更好地研究氮沉降这一环境变化，从植物生长、植物抗逆性、植物营养、凋落物分解、以及外来植物入侵等方面对氮沉降进行了综述。
The summaries on nitrogen deposition are displayed from the aspects including plant growth and phytotrophy and plant tress resistance and litter decomposition and the invasion of non - native plants.
对植物外来种的入侵及对生态系统的影响进行综述与分析。
The invasions of exotic plants and their effects of ecosystems were reviewed and analyzed.
对植物外来种的入侵及对生态系统的影响进行综述与分析。
The invasions of exotic plants and their effects of ecosystems were reviewed and analyzed.
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