长江中下游地区草坪周年常绿的技术措施*

摘要

营造周年常绿草坪一直是业界关注的热点问题。在简述了长江中下游地区气候特点的基础上，从选择相对耐热的冷季型草坪草种，在暖季型草坪上补播冷季型草，建立相对稳定持久的冷暖季型混植草坪，使用草坪染色增绿剂，以及加强养护管理等方面，较系统地分析了在长江中下游地区营造草坪周年基本常绿的基本途径。%Creating evergreen turf has been a hot issue of concern to the industry.Based on the climate characteristics in middle and lower rea-ches of Yangtze River,the paper briefly introduced several ways to create evergreen turf in the aera.The contents include selecting relative heat tolerant cool-season turf grasses,overseeding cool-season turf grasses on warm-season turf grasses,establishing a relatively stable and lasting turf by mixing warm-turf grasses with cool-season turf grasses,spraying chemical green agents,and reinforcing turf manage-ment.