Relationships between Phodopus campbelli age and population density and Capillaria hepatica infective rate;
黑线毛足鼠年龄和种群密度与肝毛细线虫感染率的关系
Population Density and Seasonal Variation of Flies in Different Areas in Fujian,China;
福建省不同地区蝇类种群密度与季节消长
Effect of host species,host distance and population density on dispersal activity of Bemisia tabaci;
寄主种类、距离和种群密度对烟粉虱扩散的影响
The population density is evened out.
种群密度亦趋于均匀化。
A low population is not sufficient to halt a decline.
低的种群密度不足以立即阻止种群下降。
Forested areas sustain almost as high a population as the agricultural sites.
森林区的种群密度与农业区同样的高。
Influences of Population Density of Plantago Virginical.on Its Morphological Parameters;
北美车前种群密度对形态参数的影响
Preliminary Survey on Distribution Characteristics and Population Density of Miscanthus sacchariflorus Community in Hubei Province
湖北省荻群落分布特点和种群密度的初步调查
Comparative Study on the Growth and Population Density of Paramecium under Five Formulas
5种配方对草履虫生长及种群密度的影响
Effect of population density of Aphis gossypii Glover (Homoptera:Aphididae)on its fitness after host plant transplantation
棉蚜种群密度对其转主取食适合度的影响
Effects of Media and Temperature on Population Growth of Chilodonella cyprini
不同温度及培养液对鲤斜管虫种群密度的影响
STUDIES ON THE ESTIMATION OF THE POPULATION DENSITY OF THE CITRUS RED MITE(Panonychus citri McG.)Ⅲ.Research on the Sampling Strategy
桔全爪螨种群密度估计方法研究——Ⅲ.桔全爪螨种群的抽样策略
Population Density, Thermal Requirement and Geographic Pattern of Genetic Structure in the Reevese s Butterfly Lizard (Leiolepis Reevesii) from Hainan, Southern China;
海南蜡皮晰种群密度、热需求及种群遗传结构的地理格局
AN EASY METHODFOR POPULATION DENSITY ESTIMATION OF DENDROLIMUS TABULAEFORMIS PUPA
油松毛虫蛹种群密度简易估计方法的研究
Population densities, distribution and conservation of black muntjac in Jiulong Mountain Natural Reserved Area
九龙山自然保护区黑麂的种群密度、分布与保护
ON ECOLOGICAL DISTRIBUTIONS AND POPULATION DENSITIES OF MOLLUSCA IN LAKE TUNG-HU,WUCHANG
武昌东湖软体动物的生态分布及种群密度
The results showed that the population density and biomass of ?Ardeola bacchus? were higher.
结果表明，池鹭的种群密度和生物量最高。
NATURAL ADJUSTMENT AND SIGNIFICANCE OF POPULATION DENSITY OF LARCH CASEBEARER(Coleophora dahurica Flkv.)
兴安落叶松鞘蛾种群密度的自然调节及意义
Reflection on the Application of the principle of Density Dependent in Ecological Restoration;
种群密度制约原理在生态恢复中应用的思考
DENSITY AND BIOMASS DYNAMICS OF PINUS TAIWANENSIS AT SONGYANG COUNTY,ZHEIIANG PROVINCE
浙江省松阳县黄山松种群的密度与生物量动态
Dynamics of population biomass and its density-density-dependent regulation in alder and cypress mixed forest
桤柏混交林种群生物量动态与密度调节