English translation: ratio of births to deaths / internal growth
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18:25 Nov 11, 2001
Polish to English translations [Non-PRO] Science
Polish term or phrase:ruch naturalny ludności
Niestety na skutek spadku liczby ludności w tej ważnej grupie wiekowej obserwujemy spadek RUCHU NATURALNEGO LUDNOŚCI (stosunek urodzeń do zgonów)...