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1牛品种改良现状化隆县是一个以回族为主的多民族聚居的少数民族地区,地处黄土高原与青藏高原过渡交替地带的拉脊山东段南侧,总面积2740km2,天然
1 Improvement of Cattle Variety Hualong County is a multi-ethnic minority area mainly composed of Hui people. It is located on the south side of the eastern section of Laji Mountain, where the Loess Plateau and the Qinghai-Tibet Plateau alternate with a total area of 2740km2. Natural