b'Minnesota Cerified Seed Potato And Post Harvest Winter Test Report By Eric Byre, Plant Protection Program SupervisorSeedpotatogrowersin Minnesotaappliedtocertify 8,846.23acresforthe2022 cropyear,anincreasefrom 5,685.75 acres in the 2021 crop year.Intotal6,533.31acres were certified when subtracting 7.82experimentalacresand 2,305.10acresrejectedfor severemosaic,varietalmix, vine killed prior to 3rd inspec-tion, and not meeting eligibili-ty.RussetBurbankremained the variety with the most acresThis is a photo of our PHWT Plot in Hawaii.(Photo courtesy of Jeff Miller)planted.and yields and delayed harvesttheNorthShoreofOahu, somedays.Overall,growersHawaii,againthisyear. Thespringwascoolandwet,reportedtheharvestproducedSampleswerecollectedin delayingplantingthroughoutaverage to below average yieldsOctoberattheofficeinEast thestate.Mostcertifiedseedstatewide with good quality.Grand Forks. The samples will potato growers began plantingbeplanted,andeachlot in late May, finishing in mid toTheMDAPotatoInspectionobservedvisuallyforstand, late June. Unitusesagenerationsystemvigor, and potato virus. All pos-and remains vigilant in detect- itive potato virus visual obser-The Minnesota Department ofing potato virus and other dis- vationsareconfirmedwitha Agriculture(MDA)inspectorsease. The Certified Seed Potatolaboratory test.werebusy,withthreeinspec- Programcontinuestohonor tions conducted on all certifiedtheUSDAAnimalandPlantOnce complete, the results will seed potato lots.HealthInspectionServicebe communicated to the grow-memorandumofunderstand- ers and industry. For copies of ThesummerprovidedgoodingforNecroticVirustheMinnesotaCertifiedSeed growingconditionsandaver- Management Plan.Potato Directory please visit the age rainfall, but the fall provid- MinnesotaDepartmentof ed less rain and was drier. TheThe Minnesota Department ofAgriculturewebsiteatwww. drought conditions during thisAgriculture will be conductingmda.state.mn.us.periodaffectedsomequalitythe Post-Harvest Winter Test on 24 POTATO GROWER APRIL 2023'