【摘要】 系统研究了 3月中旬～ 10月上旬桃园主要害虫、天敌的种群动态和昆虫群落的相对多度、丰富度、生态优势度、多样性指数、均匀度等群落特征指数的变动 ,分析了影响昆虫群落多样性的主要因素更多还原

【Abstract】 The population dynamics of major pests and natural enemies from the 1st ten-day of March to the 1st ten-day of October in the peach orchards and the variation of numerical characteristics of insect community, such as relative abundance, species richness, community diversity and evenness were systematically studied. The major factors that influence the insect community diversity were analysed.更多还原