[Importance of research and parasitologic studies in the campaign against parasites in livestock].
D000820:Animal Diseases / Q000517:prevention & control; D000818:Animals; D000829:Animals, Domestic; D007391:International Cooperation; D010272:Parasitic Diseases / Q000517:prevention & control*
Importance de la recherche et des enquêtes parasitologiques dans la lutte contre les parasites du bétail.