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Bio-Security in 4-H Animal Science 1: Understanding Disease Transmission

Martin H. SmithCheryl L. MeehanJustine M. MaJennifer TechanunAdele B. MosesJustin N. LiangLindsay S. MalcolmZulema VillaJoyce ChiangH. Steve DasherJeanne L. GeorgeRichard L. Mahacek

出版	2011
URL	http://books.google.com.hk/books?id=mOfTuQEACAAJ&hl=&source=gbs_api

註釋

Livestock shows are an important part of 4-H, but members need to be aware of the disease risks involved when stock from different farms come together in one place. This 3-part curriculum teaches principles and practices of livestock health safety.