【摘要】 利用莆田蛋鸭中分离的全白羽鸭为素材,应用父系家系选育法,经过5年4个世代,培育成产蛋量、蛋重、耗料量三优的蛋鸭高产系。更多还原

【Abstract】 High-yield strain of egg-duck which has the advantages of more egg numbers,heavier egg weight and less food comersion rate has been bred through four generations for five years by using white feather duck which was separated from the Putian Black Ducks,and by applying sire family breeding.更多还原