b"emergenceratesweredetected among Bannock seed age treatments in2022.Ingeneral,seedheldat longerstoragedegreedays(older seedpieces)resultedinincreased stems per plant and tubers per plant. Significantdifferenceintotalyield were attributed to specific seed lot, but not aging treatment.A second yearofseedagingtreatmentsis beingconductedandareplicatedThe NPGA had there booth set up at the International Crop Expo.field trial will be repeated in 2023. ment for 2023. Ian said, Given it'sUMN,talkedonthenitrogenuse EricByre,MinnesotaStateSeedpropensityfordevelopinginsecti- efficiency and data organizations. Department and Kent Sather, Northcide resistance, rotating insecticides Dakota State Seed Department, eachis especially important when treat- Dr.JakeBlauer,WashingtonState gave an update on their prospectiveing Colorado Potato Beetle. He willUniversity, spoke on the dormancy states.be discussing potential best fits forbreak in seed tubers and then there insecticide modes of action in rota- was a break. Next,Dr.BrianManleyoftionalfoliarapplicationsfor GreenLightBiosciencestalkedonColorado Potato Beetle.Rather thanAfterthatDr.CarlRosen,UMN, Calantha, a dsRNA-powered insecti- comparing across products, he willtalked about nitrogen principles for cidebringinganovelmodeofbe using data from insecticide trialspotatoproductionandnutrient actionandtechnologyforfoliarconductedinMinnesota&Northmanagementstudiesonirrigated controlofColoradopotatobeeetleDakota over the past several years topotatoes. in potatoes.discussatwhatstageoftheinsect individual modes of action are mostDr.JakeBlauer,WashingtonState ThefirstdayendedwithNPGAeffective.This data may be useful inUniveristy,wasbackupandspoke President,DonavonJohnsonhold- puttingtogetherplansforrotatingon would healing with cut timing of ing the NPGA Annual Meeting.CPB insecticides through a season.seed.OnThursdaythedaystartedwithLast season we also had some nastyAnd the final presentaion of the day Mike Wenkel, COO, National PotatoGreen Peach Aphids show up out ofwasapanelofNDSUresearchers Council,MarkKlompien,Unitednowhere.We'll discuss where theywho got together and had a Q and A PotatoGrowers,andBlairmay have come from and maybe asessioncalledStumpTheDocs. Richardon,CEO,PotatoesUSA,allnew way of forecasting aphids.Everyone was able to ask any ques-giving updates on what is happen- tions they wanted answers to from ing in each of their organizations.Dr.YuxinMiao,UMN,spokeonthis prestigious panel of researchers. developingefficientnitrogenman-Dr. Ian McRae, UMN, was next andagementstrategiesforpotatoesin he spoke on potato insect manage- Minnesota and Dr. Laura Shannon, 24 POTATO GROWER MARCH 2023"