1. Yield Test Results and Recommendation M. Blanco and M. Shen USDA-ARS NCRPIS GEM - December 5, 2007 - G ermplasm E nhancement of M aize

2. GEM-Ames Information Management PRISM – all GEM yield trial data, disease data, insect data, lab data, and image data PRISM – barcodes for seed handling and field labeling

3. G ermplasm Enhancement of Maize GEM-Ames Information Management Handout: GEM 2007 yield trial summary GEM CD contains GEM annual report GEM germplasm releases and key traits GEM public cooperators’ reports GEM lab data reports Presentations at Cooperators’ meeting Disease data from cooperators Yield trial data GEM information – www.public.iastate.edu/~usda-gem

4. G ermplasm Enhancement of Maize Usage of GEM-Ames website Usage: germplasm information, seed request, and information about GEM project, etc. Search engine: Google and key word: gem maize Visitors: 180/month (down from 250/m last yr) Re-visitors: 36% (up from 30% last yr) Top 10 countries with most visitors (in descending order): US, China, India, Canada, Italy, Mexico, UK, France, Germany, & Argentina Top 10 states/regions with most visitors (in descending order): IA, CA, MO, IL, NC, NY, TX, IN, Beijing (China), & MI

5. G ermplasm Enhancement of Maize Usage of GEM-Ames website World Map of Cumulative Traffic

6. G ermplasm Enhancement of Maize GEM-Ames trial summary - 2007 Experiments: 48 (up from 37 last year – due to more racial sampling capacity and isolation in-kind support) Replicated at 4 to 8 locations Plots: 14,800 (up from 11,300 last year) Private cooperators’ portion: 57% (down from 65% last year) GEM portion: 43% (up from 35% last year)

7. G ermplasm Enhancement of Maize GEM-Ames trial summary - 2007 Total Numbers of Yield Trial Experiments Each Year

8. G ermplasm Enhancement of Maize GEM-Ames trial summary - 2007 Total Numbers of GEM Yield Trial Plots

9. G ermplasm Enhancement of Maize GEM-Ames trial summary - 2007 There are 170 (88 last year) GEM topcrosses that out-performed the yield of check means (out of 2330 entries of topcrosses) 26 topcrosses out-performed the top check The range of CV’s for yield was from 7.6 to 19.2% (only 1 expt above 15.5%) Yield trial data - high lodging data this year (good selection for lodging resistant?)

10. G ermplasm Enhancement of Maize GEM-Ames 2 nd year trial summary Expt.#above top checkNumber 1 07137 (CUBA164 & GUAT209)11 076024 076032 071392 0713811 076011 1. Number of entries that outperformed the mean of 5 checks. 21 (total)

11. G ermplasm Enhancement of Maize GEM-Ames 1 st year trial summary GEM topcrossesRaceNumber 1 AR16021:S0908cCristalino Colorado24 BR51039:S1528Dente Amarelo20 CUBA164:S2008dF44Mixed (Creole)18 AR16021:S0908a14 CUBA117:S1516Argentino11 GEMxGEM11 BR105:S1612Suwan9 BR105:S16409 NC lines7 GEM Test (AA trial + Waxy)6 AR13026:S1523Cristalino Colorado4 GUAD05:N3215Early Caribbean4 AR13026:N08c062 GUAT209:S1318Tusón2 UR11003:S17e45Dente Branco2 ANTIG03:N3215Criollo1 AR16026:S1716Cristalino Colorado1 AR17056:S121 CUBA110:N1711cArgentino1 DKXL380:S08a12Hybrid1 PRICGP3:N1218Mixed1 1. Number of entries that outperformed the mean of 5 checks. 149 (total)

12. G ermplasm Enhancement of Maize GEM-Ames Data Communication Special thanks to the GEM cooperators who had sent me the data before I even asked for it Data Communication: Include entry numbers, pedigrees, plot dimension (length x width), planting and harvest dates, and city/state of the locations. MS Excel Template on the GEM web site Data Format: Raw data are required by our database (PRISM) Feel free to contact Mack Shen for any questions (Phone: 515- 294-9256)

13. G ermplasm Enhancement of Maize Special Thanks to the Companies That Conducted Yield Trial In-Kind Support (2007) AgReliant Genetics, LLC BASF Plant Science Breeding LLC Beck’s Superior Hybrids, Inc. Benson Seed Research, LLC Brodbeck Seeds FFR Cooperative Hoegemeyer Hybrids, Inc. Hyland Seeds Illinois Foundation Seeds, Inc. Monsanto Company Mycogen Seeds National Starch PANNAR Seed Schillinger Seeds SEEDirect Syngenta Seeds, Inc. Wyffels Hybrids

14. G ermplasm Enhancement of Maize Special Thanks to the Companies That Conducted Nursery In-Kind Support (2007) Nursery (selection and generation advance): AgReliant, Agrotuniche, BASF, Beck’s, Brodbeck, FFR, Hoegemeyer, Hyland, Identity Seed & Grain, IFSI, Monsanto, Mycogen, National Starch, PANNAR, PRIME Farm Seed, Schillinger, Seed Asia, Syngenta, and Wyffels Isolation blocks: AgReliant, BASF, Beck’s, Identity Seed & Grain, IFSI, MBS, Monsanto, Mycogen, PANNAR, and Syngenta

15. G ermplasm Enhancement of Maize Special Thanks to the Companies That Conducted Other In-Kind Support (2007) Making new breeding crosses: AgReliant, APEX-Agri, FFR, Genetic Enterprises Int’l, Hoegemeyer, IFSI, PANNAR, Prosemillas, G&S Crop Services, Seed Asia, and JFS & Associates BC observations/trials: AgReliant, APEX-Agri, Mycogen, Prosemillas, G&S Crop Services, and Seed Asia Conversions: National Starch Disease and/or insect screening: Pioneer and Professional Seed Research Allelic diversity nursery: Pioneer and Syngenta

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