comportement (1) bétail de boucherie (1) protéine (1) nutriment (1) modèle (1) lait (1) viande (1) animal (1) in situ (1) analyse (1) herbe (1) effet (1) détergent (1) bovins (1) Proportion (1) Performance (1) Milk yield (1) Milk (1) Meta-analysis (1) Meat--Quality (1) Meat (1) Matter (1) Legumes (1) Grasses (1) Grain (1) Forage (1) Feeds (1) Fat (1) Experiments (1) Example (1)