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一.棉铃虫的发生与发展 棉铃虫(学名:Chloridea obsoleta Fab.)属鳞翅目,夜蛾科。是棉花蕾铃期主要害虫的一种。在河北省前几年发生虽不普遍,但也造成了局部严重的危害。仅就本省南部棉区来说,1951、1952年间,棉田里极少发现,到1953年,则在束鹿、晋县、藁城、南宫等县局部遭到严重损失,1954年,在石家庄专区水地棉田,如晋县、藁城、
The occurrence and development of cotton bollworm Helicoverpa armigera (scientific name: Chloridea obsoleta Fab.) Is a Lepidoptera, noctuid. Cotton buds is a major pest. Although a few years ago in Hebei Province, the occurrence was not widespread, but it also caused serious local hazards. Only in the southern cotton province, 1951 and 1952, rarely found in the cotton fields, by 1953, then in Shulu, Jinxian, Tancheng, palace and other local counties suffered serious losses in 1954, in Shijiazhuang area Water to cotton fields, such as Jin County, Tan City,