几种药剂配施防治水稻黑条矮缩病的田间药效试验  

Field Trials of the Combined Application of Several Pesticides to Control Rice Black Streaked Dwarf Disease

作　　者：李民 刘敏 刘元兵 裴德明 LI Min;LIU Min;LIU Yuan-bing(Agricultural Comprehensive Service Center of Feixi County,Anhui Province,Feixi,Anhui 231200)

机构地区：[1]安徽省肥西县农业综合服务中心,安徽肥西231200

出　　处：《安徽农业科学》2021年第2期135-137,共3页Journal of Anhui Agricultural Sciences

摘　　要：在水稻秧田期采用70%噻虫嗪种子处理WS包衣,一叶一针期使用25%吡蚜酮SC喷雾,移栽前使用25%噻虫嗪WG喷雾,结合大田期治虫加叶面肥配施的用药模式,对防治稻飞虱控制水稻黑条矮缩病效果明显,秧田期和大田期防虫效果分别为93.75%、95.38%,未发生水稻黑条矮缩病病害。该药肥配施模式对水稻生长安全,且能起到很好的增产效果。70%thiamethoxam WS was used to coat the seeds in the rice seedling stage,25%pymetrozine SC spray was used in one leaf and one needle stage,and 25%thiamethoxam WG spray was used before transplanting,combined with the application mode of insect control and foliar fertilizer in the field,it had obvious effect on the control of rice planthoppers and the control of rice black stripe dwarf disease.The insect control effects in seedling stage and field stage were 93.75%and 95.38%,respectively,and no rice black stripe dwarf disease had occurred.This model was safe for rice growth and could play a very good role in increasing yield.This method of medication was safe for the growth of rice,and could play a good role in increasing yield.

关 键 词：70%噻虫嗪种子处理WS 稻飞虱 水稻黑条矮缩病 防效 增产 

分 类 号：S435.111[农业科学—农业昆虫与害虫防治]