前哨农场水稻主要病害草害调查  

Investigation on Major Rice Diseases and Weed in Qianshao Farm

作　　者：宋微[1] 李佩林 步金宝[1] 李海静[1] 高扬[1] SONG Wei;LI Pei-lin;BU Jin-hao;LI Hai-jing;GAO Yang(Rice Research Institute of Heilongjiang Academy of Land Reclamation Sciences. Harbin 150038.China;Qianshao Farm of Heilongjiang,Fuyuan 156511,China)

机构地区：[1]黑龙江省农垦科学院水稻研究所,黑龙江哈尔滨150038 [2]黑龙江省前哨农场,黑龙江抚远156511

出　　处：《黑龙江农业科学》2019年第6期62-66,共5页Heilongjiang Agricultural Sciences

基　　金：国家重点研发计划(2018YFD0300106-4-1)

摘　　要：为经济高效且有针对性地防治水稻病害及草害,本研究对抚远市地区的前哨农场4个管理区及2个地方水稻种植户的水田进行主要病害和草害调查。结果表明:4个管理区稻瘟病发病较轻,没有大面积发病地块;纹枯病和鞘腐病发生情况比较普遍,对产量产生一定影响;褐变粒有一定程度发生,危害不重。主要的水田杂草主要有4种,其中稻稗和慈姑为优势杂草。对2个地方种植户水稻田调查发现,水稻叶瘟和穗茎瘟均有发生但发病较轻,同时,纹枯病发病明显。主要危害杂草是稗草,发生面积较大。In order to control rice diseases and weeds economically,efficiently and pertinently,this study investigated the main diseases and weeds in paddy fields of 4 management areas of outpost farms and 2 local rice growers in Fuyuan area.The results showed that the incidence of rice blast was relatively light in the four management areas,and there was no large area of land.The occurrence of sheath blight and sheath rot was relatively common,which had a certain impact on yield,and browning grains occurred to a certain extent,harm was not heavy.There were mainly four kinds of weeds in paddy field,among which barnyard grass and arrowhead were dominant weeds.The investigation of rice field in two local farmers showed that both leaf blast and panicle stem blast occurred,but the incidence was mild.Meanwhile,sheath blight was obvious.Barnyard grass was the main weed,and its occurrence area was large.

关 键 词：水稻 稻瘟病 纹枯病 鞘腐病 稗草 前哨农场 

分 类 号：S435.111[农业科学—农业昆虫与害虫防治] S451[农业科学—植物保护]