Sentence examples for fertility pattern from inspiring English sources

A base fertility pattern, roughly following patterns in the USA during the late 20th century, was created for each mean age of fertility, and those patterns are shown in Appendix Table 4.

The change in the fertility pattern transmitted across generations was materialized through duration-related fertility behavior, such as the delay in women's age at first birth and birth spacing (Reher and Sanz-Gimeno 2007; Reher et al. 2008).

Similarly, the age pattern of fertility appears to be plausible showing a concave shape as expected with the exception of the 2007 census where a flat topped fertility pattern is observed.

Spatial distributions of topsoil carbon, nitrogen and available phosphorus in mountain regions were identified using supervised learning methods, and a functional landscape analysis was performed in order to determine the spatial soil fertility pattern for the Soyang Lake watershed in South Korea.

An analysis of ploidy as related to fertility pattern is also of interest as polyploid animals frequently suffer fertility defects.

Thus, in addition to the dose effect response in the cohort, part of the breast cancer excess could be explained by a different fertility pattern.

The need for sons changes fertility patterns.

Childbearing and fertility patterns have changed greatly since the 1970s.

The UN Population Division's world fertility patterns show that, worldwide, fertility per woman has fallen from 4.7 babies in 1970 75 to 2.6 in 2005-10.

A third group of industrialized countries, consisting of most of eastern Europe along with Japan, showed quite different fertility patterns.

Dependable evidence on historical fertility patterns in Europe is available back to the 18th century, and estimates have been made for several earlier centuries.