fertility

Definition:
1. The ratio of live births in an area to the population of that area; expressed per 1000 population per year.
2. The state of being fertile; capable of producing offspring.
3. The property of producing abundantly and sustaining growth.

Use 'fertility' in a sentence:

1. Why has fertility fallen so fast, so widely?
2. It not only affected the chemical signals of fertility, but it also obliterated the signals of an animal's individual identity.
3. Review on the Influence of Land Use Changes on Soil Fertility.
4. He wrote: Collating old records shows that our greatness rises and falls with the living fertility of our soil.
5. Now, research on hundreds of harbour porpoises washed up around the UK over the past decade raises concerns about male fertility too.
6. Study on changes of black soil, fertility after application of farm manure.
7. Age also plays a role in fertility.
8. ⅶ: Students have the scientific concept of fertility.
9. In view of this behavior it has been suggested that chemicals present in fresh buck rubs may help physiologically induce and synchronize fertility in females that visit these rubs.
10. Study on Chinese People's Fertility Desires by Age and Gender.
11. The fertility of women who smoke is half that of nonsmoking women.
12. The fertility of women who smoke is half that of non-smoking women.
13. The effect on the fertility of mice under different functional status of kidney.
14. Between the ages of about 12 and 50, women produce hormones that are involved in fertility ．
15. The disquisition about the key programming techniques in soil fertility management information system.
16. Fertility tourism refers to the practice of traveling to another country for fertility treatments.
17. Analysis of Main Soil Microorganisms and its Fertility in Gansu.
18. The Office for National Statistics says falling fertility rates have been exaggerated by an ageing population.
19. Effect of Different Measures for Building up Fertility on Soil Microbial Biomass.
20. Study on the Influence of Traditional Family Pattern on the Fertility Culture System.
21. Analysis of the major factors affecting the fertility of rice at low temperature.
22. Fertility Values of Young People: Theoretical Construct and Preliminary Development of Questionnaire.
23. By some studies, the safety nets for retirees have reduced fertility rates.
24. What should I avoid to protect female fertility?
25. That's a fertility rate of 2.0.
26. The total fertility rate is contentious.
27. Without federal oversight, the highly competitive fertility business may soon use the new technology to attract clients.
28. One study showed that even as few as ten cigarettes a day can damage fertility.
29. Snakes are symbols of renewed life and fertility in the East; because they shed their skins so they seem to be eternally young.
30. They thought they were an example of successful fertility treatment.
31. Stress is no friend to fertility.
32. DESIGN: Prospective randomized study. SETTING: Fertility center.
33. To develop more accurate population forecasts, demographers have to know a great deal more than now about the social and economic determinants of fertility.
34. Estimation and Analysis on Total Fertility Rate.
35. Scientists at the Zoological Society of London say harbour porpoises exposed to PCBs had smaller testicles, suggesting an effect on sperm3 count and fertility.
36. Talking about the fertility project, Yuan could not stop being excited.
37. Nitrate and water-soluble organic nitrogen were migrated with deionised water migrating and increased subsoil fertility.
38. It has been suggested that these figurines were an ideal type or an expression of a desire for fertility.
39. Italy and Britain are the most popular destinations for fertility tourism.
40. Africa's fertility rates are falling.
41. Research on Management of Soil Fertility Information and Fertilization Decision Support System in Cotton.
42. Fertility characteristics of reclaimed soils and techniques for their comprehensive management.
43. Natural soil fertility is dropping in many areas because of continuous industrial fertiliser and pesticide use, while the growth of algae is increasing in lakes because of the fertiliser run-off.
44. Analysis on the Factors Influencing the Fertility Level of Chinese Korean.
45. Two-thirds of those people who are illiterate are women and about 200 to 250 million women don't have access to birth control they want, so that they can control their own fertility.
46. Study on the characteristics of soil phosphate fertility.
47. Trend of Soil Fertility in the Main Farmland of Hebei Province.
48. The Preliminary Research on Correctional Technology of Agricultural Fertility in Slope Land.
49. Nature and fertility would have been all-important; they would have worshipped sun gods, water gods, moon gods and doubtless bison gods.
50. He was able to bring large sterile acreages back to fertility.
51. Doctors will tell you that pregnancy is the only sure test for fertility.
52. The Black Death of 1348 was caused by gradual loss of the humus fertility found under forest trees.
53. Moreover, some have been found to have a valuable function in building up soil fertility.
54. A closer look at the fertility behavior of the poor is important because of the extensive literature on the "replacement effect" of high infant mortality.
55. In one area, it made painstaking efforts to quantify fertility preference to derive figures for planned and unplanned pregnancies.
56. Their work includes the identification of genes which govern the growth rate and fertility.
57. The women were given fertility drugs to stimulate the ovaries.
58. "No one has a good answer" as to why fertility varies among countries, says sociologist Andrew Cherlin of The Johns Hopkins University.