Investigation on the effect of additional bile salts on growth and blood parameters in Peking duck fed with barley-based diet

absorption digestive acide biliaire barley bile acids bile salts blood plasma canard cebada cholesterol colesterol crecimiento croissance crude fibre dietary fibres digestive absorption ducks feed conversion efficiency fibra bruta fibra de la dieta fibre alimentaire fibre brute gain de poids ganancia de peso growth lipid metabolism lipoproteine lipoproteins orge pato plasma sanguin raciones ration rations sales biliares sel biliaire triglyceride triglycerides weight gain