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四川大头茶种群空间分布格局研究
金则新;
浙江临海台州师范专科学校
摘要:
采用相邻格子样方法取样数据,应用方差/均值比的t检验法、负二项参数、扩散型指数、Cassie指标、丛生指标、平均拥挤指数和聚块性指数等方法,分析了四川大头茶种群在不同群落中的空间分布格局.结果表明:在不同群落中,其空间格局均为集群分布,但集群程度有所差异.此外,还分大小级对四川大头茶种群的分布格局进行分析,从幼苗到乔木,其集群程度从大到小。
关键词:  四川大头茶  种群  空间分布格局  集群强度  
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