"generation replacement" is correct and usable in written English.
It refers to the process of replacing one generation of people with the next. For example, "The economy is undergoing a rapid generation replacement, with young workers replacing their elders in a variety of important roles."
France, Ireland, Britain and some Nordic countries have fertility rates quite close to the generation replacement rate and are not threatened by demographic decline.
Only if this rate is above the generation replacement level of 2.1 will there be a natural increase of a population.
Even though they assume a surge in fertility rates close to the generation replacement levels, within a decade Europe — for the first time in peacetime — will have no natural increase of its population.
During these generations, replacement ratio were set at 0.83 and 0.45 for males and females, respectively.
Improved designs and surgical technique led to much better mid-term and longer term outcomes than the first-generation replacements in the 1970s.
Whether it's the psychological effects, or simply that it has created a generation below replacement population, the one-child policy is likely not the only contributor to the perceived problem of elder neglect in China.
We have adopted and further developed two lipid bilayer generation methods, "replacement method" and "insertion method".
Second, we pick 2 policies from the current generation with replacement according to their corresponding probabilities.
In the second scenario, fertility declines rapidly, over one generation, to replacement fertility and declines no further.
These advancements will in turn allow for generation of replacement cells for cellular transplantation approaches and for development of the appropriate 'disease in a dish' models.
The sequence of early, nonlinear changes of cell densities in VZ/SVZ, IZ and PP/SP of ablated mice reflected early compensatory changes of the proliferative matrix, which resulted from the generation, then replacement, of killed GPT cells.
