用阿维菌素防治甘薯茎线虫病.pdfVIP

中国甘薯育种与产业化，2005，110—113 用阿维菌素防治甘薯茎线虫病 张海燕 王荫墀 张立明 王庆美 李爱贤 董顺旭 (山东省农科院作物所，山东济南250100) 摘要：用粉碎的病薯接种土壤，薯苗栽植时用生物制剂阿维菌素3000倍液、5000倍液浇窝，不施药为对照，神农丹颗粒 剂窝施为辅助对照，进行甘薯茎线虫病防治试验。结果表踢：阿维菌素3000倍液处理可显著抑制甘薯茎线虫病的发 生，其地下茎发病指数显著低于其他处理，防治效果显著高于其他处理。薯块发病指数和防治效果与神农丹处理的相 近。表明阿维菌素是防治甘薯茎线虫病的高效低毒农药。 关键词：阿维菌素，甘薯，茎线虫病，防治效果 EffectsofAbamectinonStemNematodeof Control Sweetpotato Aixian，Dong Haiyan，WangYinchi，ZhangLiming，WangQingmei，Li Zhang Shunxu Research of Science，Jinan (Crop AcademyAgricultural 250100，Shandong) Institute，Shandong trial thecontrol on with4differenttreatments．SoilWasin— wasconductedto effects nematode Abstract：A investigate sweetpotato with controltreatment asonecontrolandaldicarb oculatedinfected roots were granule sweetpotatopowder．Two applied，water tato 3000 treatmentas contr01．After were dilutedand5000timeswere auxiliary seedingstransplanted，abamectin sweetpo ap- index that astreatments．Theresultsofthediseaseof stem indicatedcontroleffectsof3000times underground plied investigated as abameetinWaslowerthan treatments．Itthat a aldicarb．andother showedabamectinCan aldicarb effectiveandlow replace high on of pesticide stemnematode poisonous controlling sweetpotato． effects