aves

Study on the Distribution of Neuropeptide Y in the Medulla Oblongata and Cerebellum of Aves

神经肽Y在几种鸟纲动物延髓和小脑内的分布研究

Passeriformes is the largest group in aves . It has broad adaptive radiations in the nature . The origin and evolution of Passeriformes have been major arguments in ornithology .

雀形目鸟类是鸟纲中最大的一个类群，在自然界中有着广泛的适应辐射，有关该类群的起源以及各科演化关系，一直是鸟类学研究中争论的主要问题之一。

Research and manufacture of the management of infomation system of Aves resources

我国鸟类资源信息微机管理系统的研制

The study of progeny and actuality about Mesozoic aves of China

中国中生代鸟类研究成果与现状

The design of organization structure and management work in all the stages of life cycle in AVEs is discussed .

对虚拟企业的组织结构的设计及虚拟企业的生命周期各个阶段的管理工作进行了讨论。

Relationship between species and higher taxons in number in Aves

物种与高级分类单元的数量关系&以鸟类为例

Bird song as one of the most important features of Aves and has significance in communication and sexual selection .

鸣声在鸟类的通讯和性选择中具有重要的意义。

DNA hybridization techniques have been widely used in aves , based on which a new avian classification system was born .

DNA杂交技术曾在鸟类中有过大规模的应用，并由此诞生了一套新的鸟类分类系统。

Detection of PVEP in subjects in each group was performed using AVES 2000 electrophysiological apparatus .

采用AVES2000电生理仪，行图形视觉诱发电位的检测。

Wingtip shape has enormous implications for the flight of the aves .

翼尖形状对于鸟类飞行的能力影响很大。

Faunal investigation , prevention and treatment of the parasites in domestic animals and aves in Somalia

索马里畜禽寄生虫区系调查及防治

Application of Granularity Analysis to Aves Paleoenvironment Plant and animal life is sensitive to changes in the chemistry of the environment .

粒度分析在鸟类古环境分析中的应用植物和动物体对环境化学成分的变化非常敏感。

So more and more of people believe dinosaurs to be the ancestors of aves .

于是，越来越多的人们相信鸟类是从小型兽足类恐龙起源。

Finally , the implementation technologies of AVEs are discussed ; AVE information infrastructure based on CORBA and WWW is put forward .

最后，本文从虚拟企业实现的使能技术方面进行探讨，基于中间件技术CORBA及WWW技术提出了虚拟企业信息基础设施体系结构的一个框架。

That the relationship and influence between the numbers of the plant and aves are the most and the closet ;

其植物种数与鸟类种数的作用影响最大、关系最密切；

At last , the actuality of aves resource is analyzed , the conservation measures and the vista of the future research are proposed .

最后，分析了五龙河自然保护区鸟类资源的现状，对鸟类资源的保护提出了建议和研究展望。

The study of bird karyotypes 1 . fringillidae ; Aves

鸟类核型研究Ⅰ.雀科11种

Molecular Phylogeny and Evolution of 23 Species Birds ( Aves : Passeriformes ) Based on 12S rRNA Gene

基于12SRRNA基因的雀形目23种鸟类的系统发育和分子进化研究

The difference between point wingtip and roundness wingtip for the flight performance of the aves is so obvious .

尖形翼尖与圆形翼尖的形状差异对鸟类的飞行能力差异明显。

Total planning area is3Ha.It is aim to mainly develop the aquiculture and protect Aves in other circumscription of West Sea .

规划面积3平方公里，西海其他区域以发展水产养殖和鸟类保护为主。

Toxoplasma gondii is a protozoan parasite that can infect aves 、 mammal and human beings .

弓形虫是一种全球性分布的寄生原虫，可感染鸟类、哺乳动物和人。

That the relationship between the numbers of amphibian and other animal and between the numbers of Aves and other animal are the remarkable correlativity ;

两栖类与各类动物之间以及鸟类与各类动物之间的物种数目呈显著的相关关系；

34 species for viewing , 65 insectivorous aves , and23mouse-eaten aves .

观赏鸟类34种，食虫鸟类65种，食鼠鸟类23种；

As one of the most important wetlands resources , Momoge nature conservationzone is a site for aves to find food and to rest when they are migrating .

莫莫格自然保护区内湿地广布，是我国重要的湿地资源之一，也是鸟类迁徙途中重要的休息、觅食场所。

The influences of bioaccumulation on the aves on the top of food chains were discussed aiming to provide some inferences for the protection and management of endangered waterfowls .

在此基础上，探讨了重金属元素经食物链产生的生物累积放大作用对位于食物链最高营养级鸟类生存所构成的潜在威胁，从而为珍稀水禽保护及管理措施的制定提供一些依据。

Animals with Animal Language and Animals with Human Language & Categories of Foreign and Chinese Prose of Animals ; So more and more of people believe dinosaurs to be the ancestors of aves .

兽形兽语与兽形人语&中外动物散文的几种类型于是，越来越多的人们相信鸟类是从小型兽足类恐龙起源。

By the approaches of field observation , historical data collection , interview and so on , we initially define that there are 125 species of Aves , belonging to 11 orders and 33 families .

通过野外观察、收集历史资料、座谈访问等方法，初步确定薤山自然保护区鸟类125种，隶属于11目，33科；

Peacocks are classified in the phylum chordata , subphylum vertebrata , class aves , order galliformes , family phasianidae .

孔雀被认为是脊索动物类，脊索动物亚门，鸟类。

The Aves species , type of avifauna , distribution , relative amount , rare species were investigated from 2001 to 2003 . And 58 species were recorded , which belong to 13 orders and 33 families .

2001-2003年，对河北省承德市避暑山庄的鸟类物种组成、区系型、居留期、区域分布、相对数量、珍稀种类等进行了调查。

By using the concept of " germinal epithelium ", the researches on the gonadal development of Pisces , Aves and Mammalia were unifying to some extent then their characters were convenient for compared .

使用“生殖上皮”这一概念，一定程度上将鱼纲和鸟纲，哺乳纲的性腺发育统一起来，便于比较它们的异同。