niche是什么意思

网络释义

用法例句

Qinghai’s special ecological status,with Qilian Mountains, Qaidam Basin, Huangshui Basin, is related to national political stability and social development.

青海省由于拥有三江源区、青海湖区、祁连山区、柴达木盆地、湟水流域等而具有特殊的生态地位,其生态状况直接关系到全国政治稳定和社会发展。

This paper discusses those shrub forests peculiar biological functions and ecological status and puts forward the countermeasures for protecting the shrub forests in Qinghai Province.

文章阐述了其灌木林所具有的独特的生物功能和重要的生态地位,并提出了对青海灌木林的保护对策。

The concept of geographical niche was introduced in this paper It represents the geographical distribution scale and population size of species Geographical niche breadth and overlap index were measured for the mosquitoes of 19 sites (in 16 provinces) in China,and the overlap groups were classified for the 9 species of mosquitoes by the systematic clustering and principal components analysis (PCA

本文将物种在地理上的分布范围作为地理生态位（ｇｅｏｇｒａｐｈｉｃａｌｎｉｃｈｅ）提出，并对我国蚊虫的地理生态位进行了研究。

This paper proposes the concepts of cultivated land ecounit and cultivated land niche,then expounds its chatacter and development law based on niche theory.

文章以生态位理论为基础,提出了耕地生态元和耕地生态位的概念,并对耕地生态位的特征、演替规律作了系统阐述。

Ecological Situation Ecological Safety Ecological Protection--setting northwestern area as an example;

生态地位·生态安全·生态保护——以西北地区为例

A PRELIMINARY ANALYSIS FOR ECOLOGIC POSITION OF OPHIOCEPHALUS ARGUS IN EXPLOITING HUAYUAN LAKE FISHERY

对乌鳢在花园湖渔业开发中生态地位初析

Study on City Niche and It's Dynamics in Guanzhong Region

关中地区城市生态位及动态变化研究

Land eco-economical suitability evaluation based on niche fitness;

基于生态位适宜度的土地生态经济适宜性评价

Analytical Study of Urban Ecology Position Based on Ecology Position Principle--a case study Based on ecology position principle urban ecology position analytical study take Guangxi area 14 prefectures as example of 14 prefectures of Guangxi

基于生态位原理的城市生态位分析研究——以广西区14个地市为例

APPLICATION OF THE ECOLOGICAL NICHE THEORY IN THE AGRICULTURAL DEVELOPMENT OF SANDY LAND

生态位理论在沙地农业开发中的应用

Study on Corn-weed Community Niche in Shenyang Region;

沈阳地区玉米—杂草群落生态位的研究

A Preliminary Study on Nidification Habitat Selection and Niche of Ardeidae Birds;

鹭科鸟类营巢地选择和生态位的研究

Study on Status,Characteristics and Building Poyang Lake Ecological Economy Zone;

鄱阳湖生态经济区的地位、特征与构建

General niche of land use and its regulating mechanisms;

土地利用的生态位及调控机制的研究

On Role of Humans in Natural Ecological Restoration;

论人在生态自然修复中的地位和作用

Strategic Position of ecological Environment and Its Construction Way in Dandong Area

丹东地区生态环境的战略地位及其建设途径

Composition of aquatic plants and their niche characteristics in wetlands of the Yellow River Delta

黄河三角洲湿地水生植物组成及生态位

Temperate forest ecosystems occupy a position of prominence among all ecosystems.

温带森林生态系统在所有生态系统中占有优势地位。

Application of Niche Theory in Eco-Agricultural Construction of Central Hubei Hilly Region.

生态位理论在鄂中丘陵地区生态农业建设中的应用

A study on niche of moss species on the floor in main ecological systems in Changbai Mountains

长白山主要生态系统地面藓类植物的生态位研究

On Legal Status of Russian Eco-social Groups in the Implementation of Russian Ecology Law;

论俄罗斯生态社会团体在俄罗斯生态法实施中的法律地位

The Position of Literary Art in the Eearth s Ecological System --One Part of the Book Ecoliterature;

文学艺术在地球生态系统中的序位——《生态文艺学》论稿之一