气候变化对暖温带典型森林生态系统结构、生产力的影响The Influence of Climate Change on the Structure and Productivity of the Typical Forest Ecosystem in the Warm Temperate Zone
郝建锋,金森,马钦彦,雷瑞德,周晓峰
摘要(Abstract):
目前,由于大气中CO2浓度升高而导致的气候变化已被公认,气候变化势必对森林生态系统产生巨大影响。暖温带森林生态系统树种组成复杂,且不定性因素较多,故采用划分功能型的方法,将中国东部暖温带森林划分为四类功能型。采用"自下而上"的建模方法,以各生态站提供的各树种实测光合数据为基础,耦合林窗模型,来预测气候发生变化后500年内,四类功能型林分生态系统结构、生产力的变化。结果表明:各功能型林分均存在明显的滞后性和不同的适应性。
关键词(KeyWords): 气候变化;功能型;生物量;林窗模型
基金项目(Foundation): 国家自然科学基金重大项目“中国东部陆地农业生态系统与全球变化相互机理研究”(39899370)资助
作者(Author): 郝建锋,金森,马钦彦,雷瑞德,周晓峰
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