The Efficiency of Southern rice black-streaked dwarf virus Transmission by the Vector Sogatella furcifera to Different Host Plant Species

查看全文 作　　者：LI You-[1,3]zhi;CAO [1]Yang;ZHOU [1]Qian;GUO Hai-[2]ming;OU Oao-[2]cai

机构地区：[1]Hunan Provincial Key Laboratory for Biology and Control of Plant Diseases and Insect Pests, College ofBiosafety & Technology, Hunan Agricultural University, Changsha 410128, P.R. China;[2]Hunan Provincial Plant Protection Station, Changsha 410650, P.R.China;[3]National Research Center of Engineering & Technology for Utilization of Botanical Functional Ingredients, Hunan Agricultural University, Changsha 410128, P.R.China

出　　处：《Journal of Integrative Agriculture》索引2012年第11卷第4期,共7页

基　　金：funded by the Key Programme of Hunan Provincial Science & Technology Bureau(2011NK2009) 摘　　要：Southern rice black-streaked dwarf disease is a new rice disease that severely affects rice production in South China.To understand transmission capacity of the vector Sogatella furcifera to Southern rice black-streaked dwarf virus(SRBSDV) among different host plant species,potential host plants of SRBSDV collected from the diseased rice field and/or adjacent to the field in Hunan Province,China,were determined by RT-PCR,and the transmission rates of SRBSDV by S.furcifera among different host plant species were investigated.The results showed that host plants of SRBSDV in the rice fields were five of family Gramineae(Oryza sativa,Echinochloa crusgalli,Zea mays,Paspalum distichum,Alopecurus aequali) and two of family Cyperaceae(Juncellus serotinus and Cyperus difformis).S.furcifera could not transmit SRBSDV between gramineous plants and cyperaceous plants,and could not transmit SRBSDV between the gramineous plants,J.serotinus and C.difformis as well.However,SRBSDV could be transmitted by S.furcifera within gramineous plants.S.furcifera could transmit SRBSDV between interspecies among three species plants(O.sativa,E.crusgalli and Z.mays),and between P.distichum and A.aequali.At 15,20,25,30,and 35°C,both macropterous and brachypterous adult of S.furcifera could transmit SRBSDV from the plants(e.g.,E.crusgalli,Z.mays and O.sativa) infected with SRBSDV to rice seedlings.The transmission rates were first increased and then decreased with the increase of temperature.Macropterous adults transmitted SRBSDV from the viruliferous E.crusgalli,Z.may and rice plants to the healthy rice seedlings,and the infected rates of rice seedlings were 26.2,18.8 and 23.7% at 15°C,56.6,64.6 and 53.6% at 25°C,and was 11.2,10.2 and 7.3% at 35°C,respectively.Transmission capacity of brachypterous adults was significantly higher than that of macropterous adults at 15,20 and 25°C(P<0.05),while transmission capacity of brachypterous adults was relatively lower compared with that of macropterous ones at 35°C.These results offer evidence on the transmission of SRBSDV via the vector S.furcifer among different host plants,which can be helpful to control Southern rice black-streaked dwarf disease by the appropriate cultural measures in South China. 关键词：水稻黑条矮缩病毒寄主植物白背飞虱中国南方传播媒介禾本科植物传输容量 RT-PCR

相关文献

参考文献（21）
引证文献（23）
耦合文献（299）

参考文献(21)

引证文献(23)

耦合文献(299)

互联网出版许可证新出网证(渝)字10号全国400电话 - 免长途话费

The Efficiency of Southern rice black-streaked dwarf virus Transmission by the Vector Sogatella furcifera to Different Host Plant Species

参考文献(21)

引证文献(23)

耦合文献(299)

用户提示