水稻螟虫(包括二、三化螟和大螟)幼虫的单一种群或混合种群和螟害株的空间分布型,及其影响因素分析的研究有:三化螟(尹汝湛等,1954),大螟(李火苟,1983),大螟、二化螟(金翠霞等,1985),二、三化螟(陈东等,1985)。笔者本着“百家争鸣”的精神,将螟虫空间分布型及其影响因素分析,以及杀虫药剂的应用对 The spatial distribution pattern of single population or mixed population of rice stem borer (including Bth and Sesamia inferens and Sesamia inferens) and pest insects and their influencing factors were analyzed as follows: Borer (Rh. Et al., 1954) (Li GG, 1983), Sesamia inferens, Chilo suppressalis (Jin Cuixia et al., 1985), second and third rice borer (Chen et al., 1985). The author of “a hundred schools of thought” spirit, the spatial distribution of stem borer and its influencing factors, as well as the application of pesticides on