population size造句
But this was largely a reflection of population size.
If you are referring to population size, however, that is the size of a small city.
For reasons of mathematical purity, they all assumed an infinite population size.
Effective population size and breeders selection manners affect the effect of breeds conservation.
promotion of family planning to control the population size and improve the health of the people
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.
Secondly, the use of demographic analysis modeling to predict the next decade, demographic changes, including population size, number of households, family size and family type.
The rapid “postshock” bounce of the population growth rate in the late 17th century was related to the dramatically reduced population size and the coupled increase of food supply per capita.
Now we know exactly where the penguins are, the next step will be to count each colony so we can get a much better picture of population size.
A shortage of food resources in populated areas increases the likelihood of armed conflicts, famines, and epidemics, events that thus reduce population size.
Its population size is believed to be declining because of the impact of human and the loss, fragmentation, degradation of habitats during recent years.
We can make little progress in working toward optimum population size until we explicitly exorcize the spirit of Adam Smith in the field of practical demography.
Some technical measures were used in the breed control of Hequ horse, such matters as defining conservation region, determining effective population size and having a right foundation herd etc.
-
家长参与造句
1、他鼓励学生家长参与学校的管理。2、资优生家长之教育期望与家长参与家庭学习间存在正相关。3、停滞衰退期为变革适应、学生行为、家长参与。4、追求学生快乐学习、教师有效教学、家长参与成长的全面*教育。5、你对于家长参与学校活动有何感想?如果有,你想参...
-
妈我爱你造句
1、母亲节你对妈妈说,妈妈我爱你,或者说妈妈,我感谢你妈妈,我真的好爱好爱你。2、妈妈我爱你。3、妈妈的爱给多少钱也不换,妈妈我爱你。4、在此,我要大声地对妈妈说:妈妈我爱你。5、爸爸妈妈爸爸妈妈爸爸妈妈我爱你。6、《妈妈我爱你》读后感最近我读了一本书名字叫《...
-
哥哥,谢谢你造句
1、过去之后,他就说:“大哥哥,谢谢你。”2、因为你,我从小都没被朋友欺负过;因为你,我从小都没有背过重的书包;因为你,我从来都是欢乐地长大;哥哥,谢谢你,给了妹妹我最好的保护和帮助。3、坐公交车,上来一个80多岁的老奶奶,手里拎了大包小包的东西这时一个小伙子给她让了座...
-
于耀东造句
1、于耀东恏涉抢手袋后被追失足堕楼积犯送院*实不治。...
相关文章
- 完形填空Somepeopleliketogetupearly,butsomedonot.Infact,itis...
- Itisgoodtokeepanimalsinzoos.Zoosareplacesforpeopletosee...
- 完形填空。Pizzaispopular.It'susuallyroundandmadewithtomatosa...
- Withapopulationofabout18million,theZhuangethnicgroupis...
- AyoungNepaliclimberisseekingtopopularizeatoiletfashione...
- —WhydopeoplelikegoingtoPizzaHouse?—Ithasthemostdeliciou...
- 完形填空Doyouliketovisitthezooinourcity?Zooisagoodplace
- Thefollowingisaquiz(自测)fromamagazine:Questions1Point2Po...
- InMountainView,California,there’sanewpizzashop—ZumePizz...
- 完形填空Likemostpeople,Iwasbroughtuptolookuponlifeasaproces...