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本文以与茶梢蛾种群发展相关的11个因子为指标,在主成分分析基础上,运用建立在模糊集合理论基础上的ISODATA聚类分析方法,对丘陵区茶梢蛾的为害类型进行了数量划分.划分结果客观、具体,与实际情况相符。
Based on the principal component analysis and ISODATA clustering analysis based on the theory of fuzzy sets, 11 types of factors related to the development of the tea budworm moth were used as indexes to study the damage types of the tea shoot moth in the hilly areas. The division results are objective, concrete and consistent with the actual situation.