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安徽省棉田棉铃虫发生新态势及原因分析
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摘要:
研究安徽省棉区棉铃虫的发生动态,探讨它的爆发原因,指出沿江、淮北两棉区棉铃虫发生规律存在明显差异,认为食料、雨量和天敌是影响棉铃虫发生的主要因子。
关键词:  棉铃虫 种群 发生动态 原因分析 安徽
DOI:
基金项目:安徽省科技攻关项目;691108;
New Trends and Reasons of the Cotton Bollworm''''s Occurrence in Cotton Fields in Anhui
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Abstract:
The dynamics of the cotton bollworm was studied and the reasons for its outbreak were discussed and analyzed.The regularities between Huaibei and Yanjiang were significant difference.Food,rainfall and natural enemy were major factors which could influence the dynamics of the cotton bollworm.
Key words:  Helicoverpa armigera,population,dynamics

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