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121. Researchers at fertility clinics say that they are already besieged by requests to clone.

122. But on the whole, there is little evidence to suggest a link between male wage levels and fertility.

123. Fertility is not restored until the winter storms stir the waters again.

124. Government spokesmen announced targets for increased fertility and scolded women for not bearing more children.

125. Or consider that some of the nations long heralded as family planning success stories have faltered on the road to re-placement fertility.

126. A significant fertility decline has also been recorded, most of it attained before the enactment of the one-child policy.

127. In addition there have been significant decreases in fertility over the same period.

128. There are two main factors underlying this change in the nature of the population distribution: decreased mortality and reduced fertility.

129. The correlation between infant mortality and fertility has not been well documented.

130. They had always had the potential to control their fertility and did so when necessary.

131. However, stem cells are generally taken from embryos created and routinely discarded all the time in fertility clinics.

132. Nevertheless, sustained horticulture needs an abundant supply of organic waste to maintain soil structure and fertility.

133. Forecasting future fertility is the most difficult task in demography, and seldom successfully attempted.

134. Fertility clinics and sperm banks in the United States often are privately run and are subject to few government restrictions.

135. It also ranks highly in terms of total fertility, illegitimate births and the number of elderly people.

136. Changing mortality and fertility patterns are likely to have contributed to this fall.

137. Second and more fundamental: is there nowadays any normal average level of fertility to which post-industrial societies are tending?

138. The model correctly predicts a downturn in fertility around 1964.

139. No evidence was found of fertility problems in male workers.

140. On this view high fertility is economically irrational, or at least is made so by the new circumstances.

141. The use of modern contraceptives, they argued, would reduce fertility and speed economic and political development.

142. It requires fertility monitoring with ultrasound, and blood or urine tests.

143. Soon barren land will begin to show signs of fertility.

144. She is an accomplished mage and oversees all the complex fertility rites of Avelorn and Ulthuan.

145. Because female fertility decreases rapidly after the age of 30,(www.Sentencedict.com) they do not have time on their side.

146. Since the 1920s fertility in Britain has been a variation on a two-child family theme.

147. Just about every fertility clinic in the country was set up with a government grant.

148. Yet this greedy pair have successfully sued a fertility clinic for giving them three healthy babies instead of two.

149. The tale is inherently a most unlikely one, uniting a pious lady with a pagan fertility ritual.

150. By the marriage cohorts of 1870 a decline in national marital fertility became apparent, unrelated to any major retreat from marriage.