Swine herd production is core of routine on swine farm, and benefit of swine farm directly was shown as mainly level of swine herd production.

猪群生产是猪场日常工作的核心，一个猪场的效益主要由猪群生产的水平高低而直接体现。

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Swine herd production is core of routine on swine farm, and benefit of swine farm directly was shown as mainly level of swine herd production.

猪群生产是猪场日常工作的核心，一个猪场的效益主要由猪群生产的水平高低而直接体现。

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