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Overwintering stage and habitat of the natural populations of the alligatorweed flea beetle,Agasicles hygrophila(Coleoptera:Chrysomelidae)in Xiangtan,Hunan,Southern China
Pages: 1190-1194
Year: Issue:  10
Journal: Acta Entomologica Sinica

Keyword:  空心莲子草叶甲空心莲子草越冬虫态越冬生境;
Abstract: 为探索保护空心莲子草叶甲 Agasicles hygrophila 安全越冬的有效措施,2007年冬至2008年春通过样方法调查了湖南湘潭空心莲子草叶甲自然种群的越冬虫态与越冬生境.结果表明:空心莲子草叶甲的自然种群在0℃以上的气温条件下,在湖南湘潭的田间成虫可在空心莲子草层下的表层土中、直立茎秆内或匍匐茎秆层越冬,随着气温降低至5℃以下,空心莲子草叶甲由直立茎秆层向匍匐茎秆层或表层土中转移.除空...
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