Published online 1 January 2005
Published in Crop Sci 45:66-76 (2005)
© 2005 Crop Science Society of America
677 S. Segoe Rd., Madison, WI 53711 USA
Population Structure and Breeding Patterns of 145 U.S. Rice Cultivars Based on SSR Marker Analysis
Hong Lua,
Marc A. Redusc,
Jason R. Coburnb,
J. Neil Rutgerc,
Susan R. McCouchb and
Thomas H. Taid,*
a Pioneer Hi-Bred International, A DuPont Company, 7300 NW 62nd Ave., Johnston, IA 50131-1004, USA
b Dep. of Plant Breeding, Cornell Univ., Ithaca, NY 14853, USA
c USDA-ARS Dale Bumpers National Rice Research Center, Stuttgart, AR 72160, USA
d USDA-ARS Crops Pathology and Genetics Research Unit, Dep. of Agronomy and Range Science, Univ. of California, Davis, CA 95616, USA

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Fig. 1. Groupings of 18 U.S. rice cultivars collected or selected before 1930 based on 169 SSR markers using UPGMA method.
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Fig. 2. Groupings of 145 U.S. rice cultivars based on 169 SSR markers using genetic distance-based (UPGMA) and model-based (Structure) methods.
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Copyright © 2005 by the Crop Science Society of America.