农药研究PesticideScienceandAdministration2023,44(1)20%氟吡菌酰胺·氟烯线砜灌根剂的配方研究马俊欢1,张黎辉1,刘希玲1,李长红1,王朝辉2(1.青岛瀚生生物科技股份有限公司,山东青岛266000;2.莱茵技术-商检(青岛)有限公司,山东青岛266000)收稿日期:2022-9-11作者简介:马俊欢,女,硕士,主要从事农药剂型的研发与应用工作。联系电话:18306391883。E-mail:2513733863@qq.com。AStudyontheFormulaof20%FluopyramandFlulensulfoneRootIrrigatingFormulationMaJunhuan,ZhangLihui,LiuXiling,LiChanghong(QingdaoHanshengBiotechnologyCo.,Ltd.,QingdaoShandong266000,China)WangZhaohui(Rheinland-CommodityInspection(Qingdao)Co.,Ltd.,QingdaoShandong266000,China)Abstract:Arootirrigatingagentcontaining10%fluopyramandfluorosulfonewasdeveloped.Thetestwasconductedbyscreeningdifferentwettinganddispersingagents,emulsifiers,thickeners,anti-freezingagents,anddefoamingagents,etc..Thebestformulawasobtainedasfollows:Fluopyram10%,Fluorinesulfone10%,DS-5283%,DS-6062%,XanthanGum0.2%,MagnesiumAluminumSilicate2%,PolyvinylAlcohol1%,PropyleneGlycol5%,Defoamer0.5%,Watermakingupto100%.Thetestresultsshowedthatthesuspensionrateoftheformula-tionwasmorethan90%,thatthedegradedrateoftheacceleratedstorage[(54±2)℃]waslessthan5%,andthattheotherparametersoftheproductsatisfiedtherequirementsofSCformulation.Thepreparationwithirrigationtreatmentcanprovideanovelapproachandmethodforthecontrolofroot-knotnematodes.Keywords:fluopyram;rootirrigant;root-knotnematode;powderymildew摘要:研制了一种以氟吡菌酰胺、氟烯线砜为原药,10%有效成分含量的灌根剂。试验通过对不同润湿分散剂、乳化剂、增稠剂、防冻剂、消泡剂等的筛选,得到最佳配方:氟吡菌酰胺10%、氟烯线砜10%、DS-5283%、DS-6062%、黄原胶0.2%、硅酸镁铝2%、聚乙烯醇1%、丙二醇5%、消泡剂0.5%,水补足至100%。试验结果表明,该配方产品悬浮率>90%,热储[(54±2)℃]分解率<5%,产品其他各项指标均符合悬浮剂要—22—PesticideScienceandAdministration2023,44(1)农药研究求。此制剂用于灌根可以为防治根结线虫提供一种新的思路与方法。关键词:氟吡菌酰胺;氟烯线砜;灌根剂;根结线虫中图分类号:S4...