ambient light是什么意思

网络释义

用法例句

China s Foreign Pest Invasion and Management Study;

我国外来有害生物的入侵及管理研究

The alien plants and environment evaluation of Yinggeling Moutain, Hainan, China;

海南鹦哥岭的外来植物与生态环境影响评价

Studies on flora composition and distribution characteristics of alien plants in Taizhou;

台州市外来植物区系组成与分布特征的研究

It proves that all these alien plants leaves are good raw materials of re.

以改良双缩脲法对台湾相思、大叶相思、马占相思、石栗等4种乔木和五爪金龙、南美蟛蜞菊、肿柄菊、薇甘菊等4种草本植物共8种外来植物的叶片进行可溶性蛋白质分析,其叶片中蛋白质的含量(干物质基础)依次为8。

Especially,ecologists put more emphases on the mechanism of invasion success of exotic plants because it is the key to prevent and control the plant invasiveness as a theoretic support.

综述了外来物种成功入侵受体群落的几种相关假说,即天敌假说、入侵进化假说、空生态位假说、新型武器假说、干扰假说、物种丰富度假说和繁殖体压力假说,并对今后外来植物入侵机制研究进行展望。

Based on our survey on the exotic plants of Shenzhen, 102 species of exotic plants with the introduction of 10 important invasive species, about 10% of total wild plants, are reported in this paper.

通过对深圳外来植物调查 ,报道了深圳 1 0 2种外来植物 ,约占深圳植物种类总数的 1 0 % ;并对深圳 1 0种危害较大的外来入侵植物进行了简要介绍。

And also the growth form, habitat, and origin area of exotic plants in Macau are discussed.

对外来植物的生长型、生境和原产地进行分析,结果表明:外来种对人为干扰的生态系统或群落结构简单的灌丛、荒草地等影响较大,而对复杂的自然生态系统影响较小;来源于热带美洲的外来种占绝大多数,这与两区区系的相似性、相似的生态环境和日益增长的经贸往来和生态旅游密切相关。

Effects of an alien species (Spartina alterniflora) on soil microorganism diversity in salt marshes,Jiangsu coastal inter-tidal ecosystem;

外来种互花米草对盐沼土壤微生物多样性的影响——以江苏滨海为例

This paper discusses and identifies the concepts of alien species and alien invasive species;reports 53 species of alien species of plants in Henan Province,including Chenopodium pumilio R.

讨论并界定了外来种和外来入侵种的概念;报道河南外来入侵植物计53种,其中铺地藜(Chenopodium pumilioR。

In this article, some concepts about biological invasion were presented and the process of alien species change to invasive species was summarized and primary types of biological invasion were concluded.

本文首先对生物入侵的相关概念和内涵进行了介绍,归纳总结了外来种转化为入侵种的过程和主要入侵类型,并从生态学角度对入侵种的入侵机制加以阐述,分析了与入侵物种自身和引入地生态环境相关的假说及入侵种对人类造成的危害。

Effect of exotic species Mytilopsis sallei on macrozoobenthos in the Maluan Bay,Xiamen in China;

外来物种沙筛贝对厦门马銮湾大型底栖动物的影响

This paper points out that the aggression of exotic species quickens the forfeiture of the living thing’s varieties, and destroys the ecosystem, and threatens human's health, and causes great loss of the economy, so it brings the side effect to the sustainable development and the human society.

指出了外来物种入侵加快了生物多样性的丧失、破坏了生态系统、造成了巨大的经济损失并危害人类健康,给人类社会的可持续发展造成了严重的负面影响,并提出了减轻外来物种入侵的措施。

A new exotic species of Asteraceae (Compositae) has been appearing in Tianjin City and Hengshui and Langfang of Hebei Province.

专家鉴定结果证明这是一种我国从未报道过的外来物种Flaveria bidentis。