GEM IT Report and Yield Test Results

M. ShenUSDA-ARS NCRPIS GEM

- December 8, 2010 -

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GEM-Ames Website

Corn Images for GEM-Ames Released Lines (in PDF format):

58 images as a totalYear 2005, 2006, 2007, 2008, 2009, & 2010

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Corn Images of Recommended Lines

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Usage of GEM-Ames website

World Map of Cumulative Traffic

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(Dec. 09 to Nov. 10)

Key words: gem, maize, or germplasmVisitors: 176/month (184/m last year)Top 10 countries with most visitors (in descending order):

US, China, India, Canada, Mexico, Italy, UK, France, Germany, & Ireland

Top 10 states/regions with most visitors (in descending order):

IA, CA, MO, NC, IL, Beijing (China), MD, IN, NY, & TX (same as last year)

Top 10 cities with most visitors (in descending order):Ames, Beijing, Johnston, Raleigh, Beltsville, St. Louis, Sunnyvale, Mountain View, Rome, & Kirksville (MO)

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ManagementHandout: GEM 2010 data summaries and reportsGEM CD contains

Annual reportDisease data from cooperatorsLab dataPublic cooperators’ reportsYield trial data

GEM information – www.public.iastate.edu/~usda-gem

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GEM-Ames trial summary - 2010

The date of the first data set receivedSeptember 22 (1 month earlier than that last year)

The date of the last data set receivedNovember 16 (17 days earlier than that last year)

Thanks to the companies who sent the data before requesting

Wyffels, AgReliant, Beck’s, SEEDirect, Monsanto, and PANNAR

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GEM-Ames trial summary - 2010

Experiments: 48Replicated at 4 to 8 locationsPlots: 17,000The number of complete experiments lost: 1 (2.1%)The number of experiments that have 2 or more reps lost: 3 (6.25%)The number of reps lost due to weather: 18 (6.7%)

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GEM-Ames trial summary - 2010

Total Numbers of Yield Trial Experiments Each Year

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GEM-Ames trial summary - 2010

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GEM-Ames trial summary - 2010

There are 342 GEM topcrosses that out-performed the yield of check means (10.9% of 3126 entries of topcrosses)Of these 342 GEM topcrosses, 259 were from the first year tests and the rest from the second year tests or GEMxGEM testsThe range of CV’s for yield was from 9.3 to 17.2% (7.6-17.5% last year ) and the mean of the CV’s is 12.8 (up from last year 11.5)Yield trial data - high lodging data again this year

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Conducted Yield Trial In-Kind Support (2010)

AgReliant Genetics, LLCBASF Plant Science Breeding LLCBeck’s Superior Hybrids, Inc.Hoegemeyer Hybrids, Inc.Hyland SeedsIllinois Foundation Seeds, Inc. Monsanto Company

Mycogen SeedsNational Starch & ChemicalPANNAR SeedSEEDirectSyngenta Seeds, Inc.Wyffels Hybrids

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Conducted Nursery In-Kind Support (2010)

3rd Millennium GeneticsAgiWise LLCAgReliant Genetics, LLCAPEX-AGRI (France)BASF Plant Science LLCBeck’s Superior Hybrids, Inc.Biomatrix (Brazil)Brandy Wine Seed Farms, LLCFFR CooperativeForage GeneticsG and S Crop Services LLCGDU IncGenetics Enterprises Int’lHyland Seeds (Canada)Illinois Foundation Seeds, Inc. JFS & Associates, Ltd.

MayAgro (Turkey)MBS Genetics LLCMichael Fields Ag. Inst.Monsanto CompanyMycogen SeedsNational Starch & ChemicalPANNAR SeedPioneer Hi-Bred, Int.Professional Seed ResearchProsemillas (Peru)Seed Asia Co. Ltd (Thailand)Semilia Genetica (Brazil)Semillas Tuniche (Chile) Sursem SA (Argentina)Syngenta Seeds, Inc.Terrel Seed ResearchWyffels Hybrids

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