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西双版纳望天树种群结构与动态研究
赵学农; 刘伦辉; 高圣义; 唐继武;
中国科学院昆明生态研究所
摘要:
本文采用空间代替时间和相邻格子样方法阐明了望天树种群的结构类型和群落演替模式,结果表明其种群结构类型可分为初始增长型(类型I),增长型种群前期类型(类型Ⅱ),增长型种群(类型Ⅲ)和稳定性种群(类型Ⅳ).其群落演替模式遵从类型Ⅰ─类型Ⅱ─类型Ⅲ─类型Ⅳ模式,即具有更新镶嵌和循环的特点.探讨了群落演替过程中伴生种的变化规律,并就望天树种群的合理保护和群落重建提出了建议.
关键词:  望天树  种群结构  种群动态  群落演替  
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