烟草马铃薯Y病毒病的发生与综合防治 |
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中国论文联盟*编辑。 摘要近年来,烟草马铃薯Y病毒病已成为湖南烟区危害最为严重的病害之一。从症状表现、侵染循环和发病规律3个方面对其进行了概括,并提出综合防治措施。 关键词烟草马铃薯Y病毒病;发生;综合防治 OccurrenceandIntegratedControlofTobaccoPVYDisease TANG Jun-kun 1,2ZHOU Zhi-cheng 1,2YI Tu-yong 1,3 *GAO Bi-da 1,3 (1 College of Bio-safety Science and Technology,Hunan Agricultural University,Changsha Hunan 410128; 2 Hunan Province Tobacco Company; 3 Hunan Provincial Key Laboratory for Biology and Control of Plant Pests) AbstractIn recent years,tobacco PVY disease has become one of the most serious diseases in Hunan Area. New progress about PVY in three aspects from the symptoms,infection cycle,occurrence regularity was summarized,and integrated control measures were proposed. Key wordstobacco PVY disease;occurence;integrated control 烟草马铃薯Y病毒病,是由马铃薯Y病毒(Potato Virus Y,PVY)侵染烟草引起的一种系统侵染性病害,又称烟草脉坏死病或烟草脉带病[1]。该病常与烟草普通花叶病毒(TMV)和黄瓜花叶病毒(CMV)混合侵染,造成烟株叶片脉坏死等严重损伤,极大影响烟叶产量,甚至可导致绝产绝收[2]。国外试验表明[3-5]:PVY侵染可使产值减少11[1] [2] [3] [4] [5] [6] [7] 下一页 |
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