Successful parent stock production starts with good quality parent stock day olds and these in turn are the end result of breed, grandparent breeder management and a successful incubation cycle. To find out how one of the world's leading breeders is achieving this, International Hatchery Practice recently visited Ross Siam in Thailand. Ross Siam is up country in a relatively poultry free area and the operation centres around the company's four grandparent farms and parent stock hatcheries.
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机译：成功的亲本生产始于优质的亲本日龄，而这些又是育种，祖父母育种家管理和成功孵化周期的最终结果。为了了解世界领先的育种者之一是如何实现这一目标的，国际孵化场实践最近访问了泰国的Ross Siam。 Ross Siam在一个相对没有家禽的地区生活，该公司的运营中心围绕该公司的四个祖父母农场和母鸡孵化场。
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