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Comprehensive Description of Newly Introduced Accessions in the USDA Rice Germplasm Collection

Comprehensive Description of Newly Introduced Accessions in the USDA Rice Germplasm Collection Wen-Gui Yan, Hesham A. Agrama, Anna A. McClung, Ming H. Chen, Rolfe Bryant and Harold Bockelman. United States Department of Agriculture Agricultural Research Service. 1 of 13.

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Comprehensive Description of Newly Introduced Accessions in the USDA Rice Germplasm Collection

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  1. Comprehensive Description of Newly Introduced Accessions in the USDA Rice Germplasm Collection Wen-Gui Yan, Hesham A. Agrama, Anna A. McClung, Ming H. Chen, Rolfe Bryant and Harold Bockelman United States Department of Agriculture Agricultural Research Service 1 of 13

  2. Origin of Rice Accessions in the USDA Germplasm Collection Consistently collect germplasm to fill the gaps in the USDA Rice Germplasm Collection Consistently characterize each accession in the collection to feed the database in GRIN 2 of 13

  3. New Rice Introductions 1340 Accessions: Collected from 40 countries Released from Quarantine Evaluated and established seed stock in the USDA-ARS, DB NRRC in 2004 3 of 13

  4. 40 Countries of Origin 4 of 13

  5. Fill Gaps in the Collection Accessions Accessions 5 of 13

  6. Fill Gaps in the Collection Accessions Accessions 6 of 13

  7. Data – maturity, height, lodging and plant, panicle and awn type Harvest for seed stocks Package seed to NSGC for public and to NCGRP for long-term storage Thresh 7 of 13

  8. Grain Morphology Descriptors 8 of 13

  9. Grain Data Collection 9 of 13

  10. Fat Extraction unit Protein Analyzer Texture Analyzer Rapid Visco Analyzer Instruments in Cereal Chemistry Lab 10 of 13

  11. Traits Evaluated for the 1340 Acc. Agronomy Days to flower, Plant height, Loading and Plant, Panicle and Awn type Grain Morphology Hull and Bran color, Kernel length, Width and Length/Width ratio, and Grain weight Grain and Cooking Quality Apparent amylose content, Alkali spreading value and Protein content 11 of 13

  12. Data display in the GRIN for public 12 of 13

  13. Thank you, working folks! 13 of 13

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