Strains Detection Of Tobacco Virus Diseases And Integrated Control Of Plant Diseases And Insect Pests In Yongzhou

The virus disease samples were collected separate from each tobacco area ofYongzhou in 2005 and 2006, being tested with ELISA carry on the virus diseasecategory to authenticate. In 2005 only in the Ningyuan county of Yongzhou collected15 samples, thereinto the TMV has 7 in them, accounting for 46.67ï¼…;The TMV andCMV compound invade have 8, accounting for 53.33ï¼…;Examine to the TMV have 34in 258 samples in 2006, accounting for 13.18ï¼…;Examine to the CMV has 63,accounting for 24.42ï¼…;The TMV and the CMV compound invade have 100,accouting for 38.76ï¼…;The PVY has 22, accounting for 8.53ï¼…;The PVY and the TMVcompound invade have 4, accounting for 1.55ï¼…;The PVY and the CMV compoundinvade have 21, accounting for 8.14ï¼…;The PVY, TMV and the CMV compoundinvade have 5, accounting for 1.94ï¼…. The Xinyu town's Zuting village of the Xintiancounty examine to th.e PVY single to invade 19 stubs in 46 samples, accotm, ring for41.30ï¼…; The PVY and the TMV compound invades 1 stub,accounting for 2.17ï¼…;ThePVYand the CMV compound invade 16 stubs,accounting for 34.78ï¼…;Have noPVY,TMV and the CMV compound invade;Examine in the Xinyu town's Wujiavillage of the Xintian County the PVY single invade has 3 stubs from 16 samples,accounting for 18.75ï¼…;The PVY and the TMV compound invades 3 stubs,accountingfor 18.75ï¼…;The PVY and CMV compound invades have 5 stubs, accunting for31.25ï¼…;The PVY,TMV and CMV compound invade have 5 stubs, accounting31.25ï¼….In 2005 and 2006,we did the virus medicament effect experiment to tobaccomosaic virus to the tobacco in the Wanjing town's Zhoujiaba village of Lingyuancountry and the Taoyu town's Tone village of Jianghua country , the result ofexperiment in 2005:0.5ï¼…the Jintuling 600 times liquids,the effect is85.34ï¼…; 8ï¼… Dongwang EC 900 times liquids, the effect is 84.60ï¼…; The result of 2006express:20ï¼…BingduteWP's preventing and controlling effect is 95.08ï¼…;Dongwangduxiao 700 times liquids, the effect is 89.77ï¼…; Junkeduke 800 timesliquids,the effect is 94.28ï¼…; Airuobeida 800 times liquids,the effect is 93.56ï¼…;20ï¼…Bingduqing WP,the effect is 92.24ï¼…; Yiduxing WP 300 times liquids, the effectis 80.64ï¼….All the agricultural chemicals have a good prevention and cure result to thetobacco, and the efficacy of medicine hold out for long time.In 2004,we did the big demonstrative area a integrated control experiment inLingyuan, Jiangyong and Xintian.Compared between demonstrative area and non-demonstrative area The main Plant Diseases and Insect Pests cut down substantially,the control effect raised obviously. The demonstrative area increased 137.78yuan peracreage.