Author(s): LI Xingyuan, LI Dongping(departmentofprofessionandtechnique, SOUTHEAST Guizhounationalteacherscollege, KAILI 556000, china)
Pages: 28-30
Year: 2005 Issue:  3
Journal: Journal of Southeast Guizhou National Teachers Col
Keyword:  雷公山;  秃杉;  静态生命表;
Abstract: 运用相邻格子法,对雷公山秃杉种群进行生态学调查,采用“空间推时间,横向导纵向”,分析大小级结构,编制静态生命表,结果表明:(1)雷公山秃杉种群大小级结构为明显的金字塔型是增长型种群.(2)秃杉种群静态生命表的生存分析表明,在种群的生活史中,幼年阶段存在明显的自疏和他疏现象.(3)秃杉种群存活曲线表明秃杉种群存活曲线为第Ⅲ型.