商品养禽业 commercial poultry production; commerial poultry production 肉类和家禽业 the meat and poultry industries .
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Commercial production systems with highly selected meat or egg types of poultry require a suitable physical environment, optimal nutrition and efficient protection from the effects of disease.
具有精心选育的禽肉和禽蛋类型的商业养殖体系需要适当的物质环境，最佳的营养和有效的疫病防控。
Urban dwellers have access through locally produced or imported poultry products from commercial production.
城市居民则通过商业企业在当地生产或进口的家禽产品获取禽肉和禽蛋。
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