National cattle breeding policies: performance testing and artificial insemination as tools for cattle improvement
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Format: | Texto biblioteca |
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1971
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Subjects: | AGA NEA, ARTIFICIAL INSEMINATION, PERFORMANCE TESTING, ANIMAL BREEDING, CATTLE, PRODUCTIVITY, DAIRY CATTLE, WATER BUFFALOES, BREEDS (ANIMALS), BREEDING METHODS, CLIMATE, INSEMINATION ARTIFICIELLE, CONTROLE DE PERFORMANCE, AMELIORATION DES ANIMAUX, BOVIN, INSEMINACION ARTIFICIAL, PRUEBAS DE RENDIMIENTO, MEJORAMIENTO ANIMAL, GANADO BOVINO, PRODUCTIVITE, BOVIN LAITIER, BUFFLE D'EAU, RACE (ANIMAL), METHODE D'AMELIORATION GENETIQUE, CLIMAT, PRODUCTIVIDAD, GANADO DE LECHE, BUFALO DE AGUA, RAZAS (ANIMALES), METODOS DE MEJORAMIENTO GENETICO, CLIMA, |
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