Research Article

Characterization of Phenotypic Variation in Indigenous Chicken Populations in Lower Northern Thailand to Improve Chicken Breeding

Figure 4

Variation in qualitative traits of neck plumage color in native chicken breeds. Note. (a) Blackish-green, (b) brown, (c) grey, (d) orange, (e) Pra Dhu, (f) white, and (g) yellow-gold.
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