水稻不同播栽期对二化螟的避害控虫效果
Biological Disaster Science(2017)
Abstract
在鄱阳湖平原直播一季晚稻田间开展3个不同播种期与二代二化螟发生为害关系的研究.结果表明:水稻不同播栽期(播种期、移栽期)影响水稻危险生育期(分蘖期、孕穗至抽穗期)与二化螟卵孵盛期是否相吻合及吻合时间长短;一季晚稻播栽期推后,二代二化螟枯心株率明显降低.
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