Bovine Mastitis: A Survey of Ontario Dairy Producers, 1978
[摘要] A survey to assess the knowledge and perception regarding mastitis of 1200 randomly selected Ontario dairy producers was conducted using a mailed questionnaire. Other data were provided by the Ontario Milk Marketing Board and the Dairy Herd Improvement Association.
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[效力级别] [学科分类] 兽医学
[关键词] [时效性]