The influence of roughage quality on milk production in the Ptuj region
[摘要] This paper presents the results of milk production analysis at ten farms in the Ptuj region (located in the North-East of Slovenia), where the milk production of Simmental cattle is on average lower than in other Slovenia regions. The...
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[效力级别] [学科分类] 工程和技术（综合）
[关键词] roughage;feed rations;lactation;milk production [时效性]
