【摘要】 本文调查了4种不同园林植物类型内昆虫群落的组成,应用Berger-Parker优势度指数和Simpson优势集中性指数分析了昆虫群落优势种群的变化情况。结果表明,植物类型不同,昆虫群落各目的优势集中性指数和主要类群的优势度有一定差异;全年园林昆虫群落的优势种主要是叶蝉、蚜虫等刺吸昆虫,次优势类群为食叶类的叶甲。更多还原

【Abstract】 The composition of insect community were studied in gardens of Taiyuan.By using Berger-Parke index and Simpson index,the variety of dominant populations inside four types of garden plants were investigated.The results showed that in different types of gardens,there were different dominant index and concentration index.The dominant species in whole year were piercing-sucking insect groups,such as leafhoppers and aphids,the subdominant species was leaf-beetles.更多还原