1. You act like controlling the age structure  of a populus is easy. 2. In August 1963 the current bridge was built alongside the aging structure . 3. Some tenants in the aged structure  had already moved elsewhere, ITAR-Tass reported. 4. They're aged structures  of dry wood, erected before flame-resistant materials were available. 5. Those states tend to have younger age structures  and are more economically vibrant. 6. The imbalance in sexual and age structure  intensifies in western and central regions. 7. These stands have a multi-aged structure , demonstrating the occurrence of successful inter-fire recruitment. 8. Seed limitation, as well as seedbed deterioration influences age structure  in white spruce. 9. The age structure  of the population of Dulag deviated from the usual pyramid shape. 10. However, he advocates adjusting the Senior PGA Tour age structure .