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Tibetan Chicken, Yunnan baxi

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Country: China

Home Tract: Shannan, Lhasa, Qamdo, Xigaze, Nagqu and Ngari Prefecture, Tibet Autonomy Region; border areas of Yunnan, Guizhou and Sichuan Provinces

Morphological characters


Body: low and small body size, well-muscled breast, slight bone, symmetry body structure, more active and vulnerable, be good at flying.

Body Plumage: In cocks bright red feather expect that primary, secondary, main tail feather and larger sickle are bright black. The length of cock’s sickle is about 40-60 cm. The hen’s feather is more variable than cock’s feather.

Combs: Most combs are red single comb and some are pea combs. In cocks larger and single U-right serrated comb with 4-6 point. In hen small single red comb drooping slightly to one side

Wattles: Red

Ear lobe colour: White in hen

Beak: Black

Limbs/Shanks: Black or white in hen

Morphometric traits

Body weight: Day-old chick 23 gm, Adult cock 1.145 kg, hen 0.860 kg

Production traits

Egg shell colour: Brown

Annual egg production (numbers): 40-80

Weight of an egg: 33.92 grams

Egg shape index: 1.26

Half evisceration rate: 79.89-84.87% for adult male and 71.43-77.97% for female

Evisceration rate: 72.17-78.91% for male and 68.25-70.34% for female

References

Bao W.B., et al., 2009, Genetic diversity and relationship between genetic distance and geographical distance in 14 Chinese indigenous chicken breeds and red jungle fowl,” Czech Journal of Animal Science; 54(2): 74-83. [Web Reference]

Chen G., et al., 2008, Assessment of population structure and genetic diversity of 15 Chinese indigenous chicken breeds using microsatellite markers, Asian Australasian Journal of Animal Sciences; 21(3): 331-339. [Web Reference]

Jia Y., 2004, “Report on domestic animal genetic resources in China,” China Agriculture Press. [Web Reference]

Li H.F., et al., 2009, “Analysis of genetic structure and relationship among nine indigenous Chinese chicken populations by the Structure program,” Journal of Genetics, 88(2): 197-203. [Web Reference]

Tian M., et al., 2013, “Copy number variants in locally raised Chinese chicken genomes determined using array comparative genomic hybridization,” BMC Genomics; 14(1): 1. [Web Reference]

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