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Table 1 Samples obtained from conserved populations of three indigenous chicken breeds

From: Genomic diversity dynamics in conserved chicken populations are revealed by genome-wide SNPs

Breed Abbr. Conservation initial year Population size Geographic location Production type Samples (n) Years
Sire Dam Sire Dam
Baier Yellow Chicken BEC 1998 30 300 Jiangxi Egg type 10 20 2007
30 300 10 20 2010
30 300 10 20 2015
Beijing You Chicken BYC 1976 30 300 Beijing Dual purpose 10 20 2007
30 300 10 20 2010
30 300 10 20 2015
Langshan Chicken LSC 1998 30 300 Jiangsu Dual purpose 10 20 2010
30 300 10 20 2012
30 300 10 20 2015