b'10S)combinedwithrecycledorganic andOakes,NorthDakota,andPark andZyDriveversusgrowerstandardmatter manufactured by Anuvia in part- Rapids, Minnesota.The Larimore site is practice.Trials at the Oakes Researchnership with The Mosaic Co.A series of hostedbyCarl,MichaelandCasey ExtensionCenter(OREC)includea9 treatments with varying blends of Sus- HoversonatHoversonFarms.Trials fresh market trial evaluating 10 advanc-Terra and MES 10 and MAP will be test- includeaprocessingtrialwith16 ingredandyellowskinnedselectionsed at a P rate of 100 lb P2O5/A.A zero advancing russet and long white selec- comparedtostandardsDarkotaRuby,P fertilizer treatment and 100% conven- tionscomparedtoindustrystandards RedLaSoda,RedNorlandandYukontionalMAPareincludedascontrols. includingBannockRusset,Ranger Gold.The processing trial includes 13The overall objective is to determine if Russet,RussetBurbank,Russet dual-purposerusset/longwhiteselec-Sus-Terra enhances yield and quality of Norkotah (early maturing fresh market tionscomparedtosevenprocessingRusset Burbank potato.Fertilizer treat- cultivarwithpoorprocessingquality) industry standards.Kelly Cooper, Heidiments were all broadcast applied before andUmatillaRusset.TheNational Eslinger,andSethNelsonwiththeplanting and disked in. The study site French Fry Processing trial (NFPT), sup- OREC assist with these trials.Trials athas a low soil test level of phosphorus ported by Potatoes USA, has an objec- Park Rapids, Minnesota, are hosted byand sulfur.Petiole samples will be col- tive of identifying processing selections theRDOffuttCompanyandRDOlected during the season and tuber yield withsuperiorFrenchFryprocessing Frozen,andincludeaprocessingtrialand quality will be determined at har- potentialandlowacrylamidelevels; with 9 entries, a common scab screen-vest. there are 63 entries from US breeding ing trial with 68 entries across marketprograms,comparedtoindustrystan- types, and a replicated Verticillium wiltDr. Guiping Yan and Addison Plaisance dardsRangerRussetandRusset resistance screening trial (25 genotypesNDSU Potato Nematode Field Research Burbank.NDSU selections in the NFPT across market types) conducted in col-TheNorthDakotaStateUniversity includeND1413YB-1Russand laborationwithDr.JuliePaschesNematologyprogramteamedupwith ND14130C-4Russ(Tier1),ND1412Y- research program.Potato Pathology Research to conduct a 5Russ,ND14110B-1Russ(Tier2),andnematode pesticide application experi- ND12241YB-2Russ in Tier 3.The pre- Non-irrigatedresearchsitesin2021mentinBrampton,NDtoprevent liminary processing trial (unreplicated) includelocationsatCrystal,Hoople,CorkyRingspotDiseaseofpotato includes73russet/longwhite-skinned andFargo,NorthDakota.ThefreshcausedbyTobaccorattlevirusthatis genotypeswithprocessingpotential, market trials are conducted on the farmvectoredbystubbyrootnematodes. comparedto8industrystandards;it ofDaveandAndyMoquist(O.C.Planting was May 14th, and with great provides information early in the breed- Schultz)eastofCrystal.TheCrystalsupportfromBayerCropScienceand ingpipelineonprocessingquality fresh market trial has 30 entries, includ-local land owners, this field experiment amongst other traits.Additional 2021 ing 24 advancing red, yellow and purpleistestingchemicaltreatmentapplica- trialsincludetheNorthCentral skinnedselectionscomparedtosixtions and protocols that can help ensure Regional Genomic Selection Trial (col- freshmarketstandards.Theprelimi-greaterpotatoyieldandprotection laboratorsincludeDrs.Douches, nary fresh market trial (replicated) hasfrom diseases caused by nematodes.EndelmanandShannon),acrop 33 entries, including six Chilean selec-oil/vine kill study (in cooperation with tions and 9 standard cultivars; it is con-NDSU Potato Breeder Drs. Secor, Robinson, McRae) supported ducted in collaboration with Dr. GaryDr.AsuntaSusieThompson,NDSU by North Dakota Specialty Crop Block Secor.Chip processing trials are locatedPotato BreederGrant (FY19-442), evaluation of Dakota north of Hoople, North Dakota and areTrailblazerselectionsbymastersstu- hosted by Lloyd, Steve and Jamie Oberg.The NDSU potato breeding program uti- dent Tannis Anderson, and a trial evalu- Thechipprocessingtrialincludes17lizes irrigate and non-irrigated trial sites ating the response of Bannock Russet, advancing chip selections compared toinbreedinganddevelopmentefforts. Russet Burbank and Umatilla Russet to seven chip processing standards.TheIn 2021, irrigated sites include Larimore soil and foliar applications of AgZyme National Chip Processing Trial (NCPT)18 POTATO GROWER JULY/AUGUST 2021'