鸡结核病的诊治
2023-11-16 12:25:02
里岔黑猪是山东省胶州市里岔镇当地群众长期择优纯繁,继代选育形成的地方品种,具有适应性强、耐粗饲、繁殖性能好、屠宰率较高、瘦肉较多、肉质鲜嫩等特点,是华北型猪中的一个宝贵“基因库”。本期节目介绍里岔黑猪的养殖技术。
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