amélioration génétique (1) protéine (1) association (1) lait (1) information (1) diversité génétique (1) Breeding (1) Programs (1) Genes (1) Social groups (1) Frozen semen (1) Readers (Primary) (1) Population (1) Milk--Quality (1) Milk (1) Jersey cattle (1) Breeding (1) Blood (1) Average (1) Population (1) Number (1)