...Recently, broiler chicken farming has become popular, in which fast-growing hybrids, three-way crosses, and four-way crosses are raised to weigh 1,000 to 1,800 g at 8 to 10 weeks of age. In this case, the White Cornish is the most commonly used male strain. This breed was developed by crossing a British fighting cock breed with a White Malay and a Shamo, and has a triple crest, red earlobes, and yellow skin. *Some of the terminology that refers to "White Cornish" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…最近では発育の早い一代雑種や三元交雑種,四元交雑種の雛を,生後8~10週で体重1000~1800gにまで育てあげて利用するブロイラー養鶏が盛んになってきた。この場合,雄の系統としていちばん多用されるのは白色コーニッシュ種White Cornishである。本種はイギリスの闘鶏用の品種に,白色マレー種,シャモなどを交配して作出したもので,三枚冠で,耳朶(じだ)は赤く,皮膚は黄色い。… ※「White Cornish」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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