玉米粗缩病的发生与防治

近年来,河南省玉米生产中的病害发生规律有了新的变化,影响玉米产量的玉米粗缩病。从2006年以来,各地都有不同程度的上升趋势,了解玉米粗缩病的发生特点,掌握田闻鉴别的基本要领,并能够有针对性的进行科学防治,将会有效减轻和控制粗缩病对玉米生产的威胁,促进玉米生产水平的进一步提高。

County of Henan Province Seed Company Chengguan Central Supply Station

In recent years,my province in corn production in disease occurrence with the new changes,effects of corn yield of Maize Rough Dwarf disease.From 2006 since,each district has an increasing tendency in different degrees,to understand the occurrence of maize rough dwarf virus characteristics,grasp the basic essentials of field identification,and can be targeted for prevention,will effectively reduce and control of rough dwarf disease on Maize Production threat,promote corn to further enhance the level of production.