Trends in the dispersal of the vole were consistent to the varianceofpopulation density and recruitment in the voles.
东方田鼠扩散的趋势与其种群密度及补充量的变动一致。
2
The first chapter has discussed alteration of geographical environment, varianceofpopulation, transformation of structure of districts, evolvement of city form in Macau from historic point of view.
第一章从历史的角度论述了澳门地理环境的变迁、人口规模的变动、区域结构的演化、城市形态的演化等。
3
It is of significance in practice to analysis the variance law and trend of Wenzhou population structure and understand the severe situation that the social security system environment.