水稻苗床主要病害防控药剂筛选试验  

Screening Test of Main Disease Control Agents in Rice Seedbed

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作  者:李鹤鹏[1] 魏中华[1] 邵珊珊[1] LI He-peng;WEI Zhong-hua;SHAO Shan-shan(Suihua Branch of Heilongjiang Academy of Agricultural Sciences,Suihua 152052,China)

机构地区:[1]黑龙江省农业科学院绥化分院

出  处:《黑龙江农业科学》2019年第11期74-78,共5页Heilongjiang Agricultural Sciences

基  金:农业农村部科技发展中心东北北部春玉米、粳稻水热优化配置丰产增效关键技术研究与模式构建(2017YFD300505-4)

摘  要:为指导水稻生产、减药增收,以龙粳31为植物材料,采用生产中用量较大的几种壮秧剂,及目前市场上常见的浸种剂、种子包衣剂设置14个处理进行药效试验,明确不同壮秧剂和种子处理剂对青枯病、立枯病、恶苗病等水稻苗床主要病害的防控效果。结果表明:使用劲护浸种和苗元道壮秧剂育苗可有效防治黑龙江省苗床主要病害。其中,对青枯病防效84.72%,对立枯病防效93.06%,对恶苗病防效92.42%。同时,使用该方法育苗每100 m 2苗床可节省成本50元以上。In order to guide rice production,reduce medicine and increase income,Longjing 31 was used as plant material,several kinds of seedling-strengthening agents with large dosage in production,14 treatments of seed soaking agents and seed coating agents commonly used in the market were set up to carry out pharmacodynamic experiments,and the effects of different seedling-strengthening agents and seed-treating agents on rice seedbeds such as bacterial wilt,bacterial wilt and bacterial wilt were clarified.Control effect of main diseases.The results showed that the main diseases of seedbed in our province could be effectively prevented and cured by using Phenamacril soaking seed and seedling strengthening agent of Miaoyuandao.Among them,the control effect of rice bacterial wilt was 84.72%,the control effect of rice seedling blight was 93.06%,and the control effect of rice bakanae disease was 92.42%.At the same time,using this method to raise seedlings per 100 m2 seedbed can save more than 50 yuan.

关 键 词:水稻青枯病 水稻立枯病 水稻苗期恶苗病 

分 类 号:S51[农业科学—作物学]

 

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