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VIRAL FACTOR ASSOCIATED WITH INSCRUTABLE DISEASE OF SWINE
VIRAL FACTOR ASSOCIATED WITH INSCRUTABLE DISEASE OF SWINE
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机译:与猪难以控制的疾病有关的病毒因素
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摘要
A substantially avirulent vaccine against Porcine Reproductive and Respiratory Syndrome (PRRS) is provided, which effectively immunizes swine against the U.S. and European forms of the disease, together with a method of growing the viral agent in vitro, and a method of attenuating the virus for vaccine preparation.
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