TY - BOOK AU - Brem,G. ED - Food and Agriculture Organization of the United Nations TI - Ex situ cryoconservation of genomes and genes of endangered cattle breeds by means of modern biotechnological methods SN - 9251027854 U1 - 636 23 PY - 1989/// CY - Rome PB - FAO KW - Cattle KW - Germplasm resources KW - Cryopreservation KW - Breeds KW - Livestock breeds N1 - Includes bibliographical references ER -