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测定了 6种十字花科菜田昆虫群落的丰富度、优势度、多样性和均匀度指标 ,结果表明 ,不同品种菜田的昆虫群落有一定差异。通过模糊聚类分析 ,将 6种菜田分为 3大类。同时探讨了萝卜田昆虫群落结构的时序动态规律
The species richness, dominance, diversity and evenness index of six species of cruciferous vegetable fields were determined. The results showed that the insect communities differed in different vegetable fields. By fuzzy cluster analysis, the six kinds of vegetable fields are divided into three categories. The temporal dynamics of insect community structure in radish field was also discussed