合川巴渝新居庭院植物多样性分析

Plant Diversity Analysis of Bayuxingju in Hechuan

选择合川具有代表性的巴渝新居,对其庭院植物进行调查与群落多物种多样性分析。结果表明:在被调查的140户庭院中,共栽种161种植物,隶属于70科132属;种子植物的科属分布类型齐全,地理成分复杂多样,科和属的分布都以热带分布为主;对各村木本植物的丰富度、Simpson指数、Shannon-Wiener指数分析,古圣村多样性指数较高,山林村多样性指数较低;合川巴渝新居庭院植物生活型丰富,乔木与草本植物最多,而灌木与藤本较少。

Based on the investigation of vegetation and plant diversity of sever typical villages of Bayuxingju.The results showed that there were 161 species of vascular plants belonging to 70 families,132 generas.Based on the statistical analysis of families,and genera and comparison of related regions,it was concluded that the floristic component of this area were complex.The distribution types of family and genus are mostly temperate distribution.among which distributed area-types of family,distributed area-types of genera and dominant by tropical distribution.Analysis of the species diversity,it was found that the Abundance index,Simpson index and Shannon-Wiener index are not the same.The diversity index of Gusheng village was more than Shanlin village.The herbaceous and trees plants are dominant,and the shrub and vine were less.