1、It's about population density.

2、The population density is evened out.

3、The shade seriously influenced the population density.

4、among countries with high population density

5、Lacking the normal or required population density.

6、The population density in urban areas is 588 people/km2.

7、a population density of 50 per square kilometer

8、The increasing population density will even further congeal traffic.

9、having a lower population density than normal or desirable.

10、In areas of high density it looks more or less like population density.

11、The Dynamic Simulation of Urban Population Distribution Based on CA--Changes of population density in Changsha

12、Low population density is not enough to prevent population decline immediately.

13、Neither socioeconomic status, latrine density, population density nor study year had a significant influence on disease risk.

14、Suining is densely populated area, population density is 706 persons per square kilometer, population density is much larger than the country, the provincial average.

15、The statistic model of fire risk assessment is based on fire losses, population density, buildings density, road density and fire protection force.

16、Newman notes that Portland has about the same population as Perth and had a similar population density at the time.

17、Methods The captured dead mice were identified and the population density was calculated.

18、To forecast the outbreak of pest insects is based on the estimation of population density.

19、The computer assigns a number by a formula that takes population density into account.

20、In Europe, although the population density is not high, there are vast groups of tourists everywhere.

21、From the downtown to the urban fringe, the greening coverage is increased along with the decrease of the population density and building density.

22、Based on analysis of population size class structure, the trend of population density of Schima superba changing with individual DBH was similar to skew normal distribution.

23、This paper represented the results of population study of Culex quinquefas-ciatus in Guangzhou from 1982—1984. There were two population density high peaks per year.

24、This makes Malta the European country with the highest population density with 1,265 persons per square km.

25、Trends in the dispersal of the vole were consistent to the variance of population density and recruitment in the voles.

26、The social and economic characteristics in pastoral area are small population density and great contradiction between forestry and animal husbandry.

27、"In fact, the data show that population density in the year 1500 predicts tightness today," Gelfand says.

28、The actual level of intensity depends on such factors as the physical layout, population density, and productive activities of a metropolis.

29、Rising human population density, combined perhaps with a cooling, drying climate, left the Natufian hunter-gatherers of the region short of acorns, gazelles and wild grass seeds.