家畜遗传资源保种场保种技术规范 第4部分：绵羊、山羊
Technical specification for conservation of livestock genetic resource in farm—Part 4: Sheep and goat
标准状态
发布于：2026-02-27
实施于：2026-09-01
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Technical specification for conservation of livestock genetic resource in farm—Part 4: Sheep and goat