DB11/T 577-2008 蛋用种鸡生产技术规范 Technical specification for egg-type breeding chicken production
本标准适用于蛋用祖代、父母代种鸡场。
DB11/T 577-2008 蛋用种鸡生产技术规范 Technical specification for egg-type breeding chicken production
本标准适用于蛋用祖代、父母代种鸡场。
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300 k | 2021-07-28 | |
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300 k | 2021-07-28 | |
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300 k | 2021-07-28 | |
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300 k | 2021-07-28 | |
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300 k | 2021-07-28 | |
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300 k | 2021-07-28 | |
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300 k | 2021-07-28 | |
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300 k | 2021-07-28 |