Investigation of esterolytic variety in blood plasma of domestic and wild geese

animal domestique animales domésticos aves de caza blood plasma blood serum cholinesterase colinesterasa domestic animals environmental impact enzimas enzyme enzymes game birds ganso geese genetic variation gibier à plume impact sur l'environnement impacto ambiental investigación latvia letonia lettonie lithuania lituania lituanie methods méthode métodos oie plasma sanguin plasma sanguíneo polimorfismo pollution polución polymorphism polymorphisme recherche research suero sanguíneo sérum sanguin variación genética variation génétique