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Terms of Reference and Operational Rules and Procedures of the International Board for Plant Genetic Resources (IBPGR).
International Board for Plant Genetic Resources. Secretariat
出版IBPGR Secretariat, Food and Agriculture Organization of the United Nations, 1981
URLhttp://books.google.com.hk/books?id=Xf4OHAAACAAJ&hl=&source=gbs_api