家禽养殖
家禽养殖是指人们饲养例如鸡、鸭、火鸡和鹅等家禽，这些家禽的肉以及产下的蛋供人们食用。家禽养殖也是畜牧业的一种。家禽养殖中鸡的养殖数量庞大。每年有超过600亿只鸡被宰杀并供人食用。[1][2]专门下鸡蛋的鸡被称为蛋鸡，而专门供人食用的鸡被称为肉鸡[3]，而广东更加将肉鸡细分为骟鸡、鸡项、云英鸡、老鸡等分类作为不同菜色的食材。
世界上74%的肉鸡和68%的蛋鸡都是在专门的养鸡场中饲养。[4]与养鸡场相对的是家庭自由放养。养鸡场通常在饲料或饮用水中投放国家批准的药物，例如抗生素，这样做的目的是防止禽类疾病爆发。[5]
参考文献
[编辑]- ^ Global Animal Slaughter Statistics And Charts. Faunalytics. 2018-10-10 [2019-11-05]. （原始内容存档于2022-06-02） （美国英语）.
- ^ Compassion in World Farming – Poultry. Ciwf.org.uk. [October 3, 2018]. （原始内容存档于2017-04-26）.
There are more chickens in the world than any other bird. In fact, more than 50 billion chickens are reared annually as a source of food, for both their meat and their eggs.
- ^ Compassion in World Farming – Poultry. Ciwf.org.uk. [October 3, 2018]. （原始内容存档于2017-04-26）.
Chickens farmed for meat are called broiler chickens, whilst those farmed for eggs are called egg-laying hens.
- ^ State of the World 2006 World "atch Institute, p. 26
- ^ Food-Animal Production Practices and Drug Use. National Center for Biotechnical Information. 1999 [February 28, 2016]. （原始内容存档于2019-12-15）.