摘要
玉米粗缩病的发生有一定的规律性,第一代灰飞虱5月25日左右迁飞进入玉米田叮咬吸吮玉米汁液传毒感病是玉米发生粗缩病的根本原因。利用杀虫剂严格选择喷药时期(5月23～27日)杀虫防毒对防治玉米粗缩病十分有效。选择抗病品种或调节播期均不失为防治玉米粗缩病的有效措施。
The incidence of maize rough dwarf virus（MRDV） has some law. Around May Z3, me nrst generauon of gray flies fly to maize fields to suck maize sap and spread virus, which is the root cause caused the incidence of MRDV. It is very efficient for preventing maize from MRDV to spray insecticide at the proper time （May 23 - 27）. It is also an efficient measure to use resistant varieties and adjust the sowing time.
出处
《玉米科学》
CAS
CSCD
北大核心
2005年第4期114-116,共3页
Journal of Maize Sciences
关键词
玉米粗缩病
发生规律
综合防治
Maize rough dwarf virus
Incidence law
Integrated control
