| eke out fertility with artificial manure(expression, health, reproduction, childbirth) |
| estimated fertility(expression, health, reproduction, childbirth) |
| evaluation of the fertility potential(expression, health, reproduction, childbirth) |
| excess fertility(expression, health, reproduction, childbirth) |
| excessive fertility(expression, health, reproduction, childbirth) |
| extramarital fertility rate(expression, health, reproduction, childbirth) |
| farmland fertility(expression, health, reproduction, childbirth) |
| fertility-challenged couple(expression, health, reproduction, childbirth) |
| fertility agent(expression, reproduction, childbirth, pregnancy) |
| fertility assay(expression, health, reproduction, childbirth) |
| fertility assessment(expression, health, reproduction, childbirth) |
| fertility behavior(expression, health, reproduction, childbirth) |
| fertility behaviour(expression, health, reproduction, childbirth) |
| fertility census(expression, health, reproduction, childbirth) |
| fertility center(expression, health, reproduction, childbirth) |
| fertility check(expression, health, reproduction, childbirth) |
| fertility control(expression, health, reproduction, childbirth) |
| fertility control program(expression, health, reproduction, childbirth) |
| fertility control programme(expression, health, reproduction, childbirth) |
| fertility criterion(expression, health, reproduction, childbirth) |