玉米丝黑穗病又称乌米、哑玉米,在华北、东北、华中、西南、华南和西北地区普遍发生。此病自1919年在中国东北首次报道以来,扩展蔓延很快,每年都有不同程度发生。从中国来看,以北方春玉米区、西南丘陵山地玉米区和西北玉米区发病较重。一般年份发病率在2%~8%,个别地块达60%~70%,损失惨重。20世纪80年代,玉米丝黑穗病已基本得到控制,但仍是玉米生产的主要病害之一。
3、玉米丝黑穗病(Sphacelotheca reiliana):是春玉米区的主要病害,号称玉米的癌症。病菌从幼芽侵染,系统侵染,玉米雄、雌穗衍变成大量的病原黑粉,随风、或秸秆还田迅速...
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玉米丝黑穗病菌 Sporisorium reiliana
The prevention from maize head smut was71.7.7%~96.2%, the increasing yield was 6.8%~15.6% which were demonstrated by other place experiment.
异地试验示范防治玉米丝黑穗病效果在71.7%~96.2%,增产率6.8%~15.6%。
参考来源 - 期刊学术社区·2,447,543篇论文数据,部分数据来源于NoteExpress
主要研究土壤温度、湿度及播种期与玉米丝黑穗病发生的关系。
The relationship of soil temperature, soil humidity, sowing time and occurrence of maize head smut were studied.
经分析发现存在携带病菌而不发病的植株,出苗后期保持适宜的水分可以减少玉米丝黑穗病的发生。
So we can draw a conclusion that the disease incidence of head smut can be reduced if we keep suitable water after seedling stage.
利用丹340改良了黄早四类群玉米自交系吉853,育成配合力高、抗丝黑穗病的优良自交系津01和津02。
Maize inbred line Ji853 from Huangzaosi groups was improved by Dan340, and selected excellent line cultivars Jin01 and Jin02 that with high combining ability and head smut-resistance.
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