ISBN 10 : 7109282732 ISBN 13 : 9787109282735
Langue: anglais
Vendeur : liu xing, Nanjing, JS, Chine
EUR 77,15
Autre deviseQuantité disponible : 3 disponible(s)
Ajouter au panierpaperback. Etat : New. Paperback. Pub Date: 2021-06 Pages: 134 Language: Chinese Publisher: China Agriculture Press The first part of this book analyzes the development situation of the laying hen industry. It first analyzes the development situation of the world laying hen industry. compares it with the laying hen industry in the United States and Japan. and sorts out the changes and trends in the world poultry industry. It evaluates the development level of China's laying hen industry. and then comprehensively re.