摘要
分析了玉米丝黑穗病严重发生的原因,主要包括:土壤中病菌大量积累;玉米多年连作;感病品种不合理种植;气候条件不利;种衣剂使用不正确;栽培管理措施失当。同时分析了玉米丝黑穗病的发生规律和主要症状。提出以选用抗病品种为基础,化学防治为主、农业保健栽培措施为辅的综合防治对策。
Researching the reason of maize head smut,including lots of germs in soil,continuous cropping,susceptible variety unreasonable planting,unfavorable weather conditions,incorr-ectly use seed coatings,improper cultivation measures.Analysing the rule of outbreak and cardinal symptom of maize head smut.Control tactics were selecting resistance varieties fist and seed coatings with cultivating methods.
出处
《杂粮作物》
CAS
2010年第6期438-440,共3页
Rain Fed Crops
关键词
玉米
丝黑穗病
发生
防治措施
maize
head smut
occur
measures of prevention and cure
