- 怎样提高肉牛养殖效益
- 魏刚才 赵新建 高冬冬主编
- 256字
- 2021-08-12 18:32:05
插图
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彩图1 皮埃蒙特牛
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彩图2 利木赞牛
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彩图3 夏洛来牛
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彩图4 比利时蓝白牛
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彩图5 海福特牛
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彩图6 短角牛
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彩图7 安格斯牛
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彩图8 西门塔尔牛
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彩图9 丹麦红牛
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彩图10 夏南牛
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彩图11 秦川牛
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彩图12 南阳牛
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彩图13 晋南牛
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彩图14 鲁西牛
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彩图15 水牛
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彩图16 牦牛
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彩图17 中国荷斯坦奶牛
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彩图18 饲料青贮时的粉碎
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彩图19 肉牛场的饲料青贮窖
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彩图20 牛场的外大门及缓冲区
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彩图21 密闭式牛舍
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彩图22 牛舍的饲喂通道
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彩图23 繁殖牛舍
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彩图24 牛场的运动场
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彩图25 运动场的饮水槽
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彩图26 肉牛的放牧育肥
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彩图27 口蹄疫的口腔炎症
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彩图28 肉牛腹泻
(左:肛门周围粪污。右:血便)
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彩图29 螨虫病
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彩图30 牛的瘤胃臌气