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.
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.
花展中，我们看到许多以前从未见过的外来植物。
We saw many exotic plants at the flower exhibition, which we had never seen before.
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.
他们砍倒了大片杜鹃花丛给新奇的外来植物腾地方。
They felled great thickets of rhododendrons to make way for more novel exotics.
结果表明，外来植物簕仔树的SPAD值远低于其他植物；
Results showed that the alien plant of Mimosa bimucronata has a lowest SPAD value among all species determined.
据悉，外来植物和动物物种已对当地生态环境造成了严重的问题。
It has been known that the foreign plant and animal species have caused serious problems to native ecology.
我们在花展上看到了很多外来植物，有些是本地人第一次看到的。
We saw many exotic plants at the flower show; some of them were seen for the first time by the local people.
草本层中外来植物的影响程度大于灌木层中外来植物的影响程度。
The influence of exotic in herb is more grave than in shrub.
超过2,500个外来植物物种已经植根于澳大利亚和新西兰，争夺阳光和养分。
More than 2, 500 invasive plant species have colonised Australia and New Zealand, competing for sunlight and nutrients.
根据植被恢复的规律和公路建设的特点，分析外来植物物种在路域内的应用现状。
Based on the rule of vegetation recovery and characteristic of highway construction, the current application situation of foreign plant species in the region of highway was analyzed.
在利用外来植物被列为受保护的口音，在赛季中一Organary展示和生产。
The use of exotic plants were included as accents and protected in the seasons in an Organary, for display and production.
本港在采取各项自然护理措施后，以往是不毛之地的山坡，现已种植了本地及外来植物。
Various conservation measures have transformed the formerly bare hillsides and slopes into areas with plants of local and introduced species.
在非洲地区，世行还支持以某些区域为重点的活动，以在南非和马拉维的穆拉尼亚山山区栖息地消灭和控制外来植物。
In the Africa region, the Bank is also supporting site based activities to eradicate and control exotic plants in mountain habitats in South Africa and mount Mulanje, Malawi.
外来植物的吸引力随着欧洲国家像荷兰、英国和西班牙等国的人移居到亚洲和澳大利亚等世界的其他地方而提高了。
This attraction to exotic plants grew as European nations, like the Netherlands, Britain and Spain, moved into other parts of the world like Asia and Australia.
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.
我们正在做的另一件事是除掉生长在花园里的一些外来物种，并种回一些本地植物和树木。
The other thing we're doing is getting rid of some of the foreign species that are growing in the gardens and putting back some native plants and trees.
现在，外来食肉植物的黑市交易非常活跃，以至于植物学家一直对某些稀有物种的位置三缄其口。
The black market trade in exotic carnivorous plants is so vigorous now that botanists are keeping the location of some rare species a secret.
找出哪些是本地植物，哪些是外来的。
Find out which of these are native plants and which are exotic.
如果你是从海外来的，不要带任何食物、动物或植物进入这个国家。
If you are arriving from overseas, bring no food, animal or plant material into the country.
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.
找出其中哪些是原生植物，哪些是外来(或非本地的)。
Find out which of these are native plants and which are exotic (or nonnative).
找出其中哪些是原生植物，哪些是外来(或非本地的)。
Find out which of these are native plants and which are exotic (or nonnative).
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