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Studies on the Dynamics of Chilo suppresslis in Paddy Fields of Guichi

Wang Chuanquan Wang Xiang Shi Wen Sun Shun (Introduction Center of Agricultural Sciences of Guichi City,Guichi 247100)  
Dynamics of Chilo suppresslis in paddy fields of Guichi city was analysed based on data from 1972 to 1996.It was found that recuring of C.suppresslis mainly resulted from changes of rotation system and weather condition.
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