作者:organized by the Executive Committee for International Congresses on Animal Reproduction and Artificial Insemination, Departamento de Genetica y Mejora, Departamento de Reproduccion Animal ; sponsored by Ministerio de Agricultura de Espan?a, with the scie
作者:prepared by the Subcommittee on Standardized Methods for Veterinary Microbiology, Committee on Animal Health, Board on Agriculture and Renewable Resources, National Academy of Sciences-National Research Council, Washington ; edited by George E. Cottral.
organized by the Executive Committee for International Congresses on Animal Reproduction and Artificial Insemination, Departamento de Genetica y Mejora, Departamento de Reproduccion Animal ; sponsored by Ministerio de Agricultura de Espan?a, with the scie
prepared by the Subcommittee on Standardized Methods for Veterinary Microbiology, Committee on Animal Health, Board on Agriculture and Renewable Resources, National Academy of Sciences-National Research Council, Washington ; edited by George E. Cottral.