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西藏自治区拉萨市当雄县官方11日举行新闻发布会公布，正式为世界首例满月克隆牦牛取名“纳木错1#”。当雄县牦牛良种扩繁基地于2025年4月获西藏自治区林业和草原局批复，成为“西藏(当雄)金丝野牦牛繁育研