avian leukemia virus是什么意思

网络释义

用法例句

Road and road construction effects on habitat use of small mammals and birds in Zoige alpine wetland;

道路及道路施工对若尔盖高寒湿地小型兽类及鸟类生境利用的影响

Toxicity of pesticides to birds and their safety evaluation;

农药对鸟类的毒性及其安全性评价

Effects of Persistent Organic Pollutants(POPs) on Birds;

持久性有机污染物(POPs)对鸟类的影响

Birds as Monitors of Environmental Change;

鸟类用于环境监测的意义及研究进展

The Status of Resources of the Higher Plants and Birds in Konglin, Qufu City,Shandong Province and the Protectine Strategies;

孔林高等植物和鸟类物种资源特点与保护

Edge Effect on Avian Community Structure in Steppe-Forest Ecosystem of Honghuaerji in Summer;

红花尔基草原—森林生态系统边缘效应对夏季鸟类群落结构影响

Avian Species Diversity in Shrubs of Mountainous Areas in Northeast China;

东北山地灌丛鸟类多样性

Factors Affecting Neuroendocrine Mechanisms of Avian Periodical Reproduction;

鸟类的周期性繁殖及其神经内分泌机制

Study on Ecological Distribution and Geographic Regionalization of the Aves in Northern Offshoot of Tianshan Mountain;

北麓天山鸟类生态分布及区系研究

On Seasonal Migratory Model and Study Method of Aves;

鸟类的季节性迁徙方式与研究方法

Relationship Between Species and Family or Genus in Number of Aves in China;

物种与科属的数量关系——以中国鸟类为例

A survey of bird species in Hengshui Lake National Nature Reserve;

衡水湖国家级自然保护区鸟类调查

To get further information on bird species in Shaanxi Province,the bird investigation,covered six cities,23 counties,10 nature reserves and forest parks in the Qinling Mountains(regions in Shaanxi Province) was performed from May 2002 to October 2006,which mainly paid attention to the alteration of bird species and distribution.

为了对陕西鸟类资源有更进一步了解,2002年5月至2006年10月,对秦岭(陕西地区)6个市、23个县和10个自然保护区与森林公园的鸟纲种类、分布变化进行了资源调查研究。