Associació
Frisona d'Osona - AFO
Revista Frisona
Española
Confederación Nacional de Frisona
Española - CONAFE
Holstein Association USA
Holstein Canadian
Deutscher Holstein Verband e.V.
DHV
Associazione Nazionale Allevatori
Frisona Italiana - ANAFI
NRS - Netherlands
International Bull Evaluation
Service - INTERBULL
Animal Improvement Programs
Laboratory - AIPL
Canadian Dairy Network - CDN
American Dairy Science
Association - ADSA
European Association for Animal
Production - EAAP
National
Association of Animal Breeders - (NAAB)
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