Isbn: 9787109184916 - 快速养鸭200问 (1 risultati)

paperback. Condizione: New. Paperback. Pub Date :2014-01-01 Pages: 220 Language: Chinese Publisher: China Agriculture Press quick duck 200 asked around all aspects of the duck. using questions and answers. introduces the status quo and the duck industry prospects. construction and management of duck. duck species and breeding technology. artificial incubation techniques duck. duck nutrition and feed and feeding management. duck foie gras and duck production techniques common diseases prevention and control techniques. Q.…