11. Most of the park consists of open flat grassed areas bordered by tree lined avenues, which act as wind breaks . 12. Aside from replenishing oxygen these trees also act as natural wind breaks during a windy day and when there is typhoon. 13. The teeth pulled up clods of dirt, in hopes they would form a wind break to stem the loss of topsoil. 14. They often come with carpet, lawn chairs and barbecues and establish a base camp, using their vehicle as a wind break . 15. When well managed, the plantation soils can sustain endless replanting . " Eucalyptus " plantings are also used as wind breaks . 16. The station will see canopy works and the provision of wind breaks , courtesy of investment from the National Stations Improvement Programme. 17. Finally, we reach the nadir, " Wind Breaks , " by Terry Bolin and Rosemary Stanton ( 86 pages; Bantam; $ 5.99 ). 18. Methods to combat erosion include no-till farming, using a keyline design, growing wind breaks to hold the soil, and widespread use of compost. 19. Some xerophytes have tiny hairs on their surface to provide a wind break and reduce air flow, thereby reducing the rate of evaporation. 20. A grove of hardwoods that was planted on the north and west edges of the farmstead forming a wind break is a contributing site.