Published by China Agriculture Press, 2021
ISBN 10: 7109283445 ISBN 13: 9787109283442
Language: Chinese
Seller: liu xing, Nanjing, JS, China
£ 79.29
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Add to basketpaperback. Condition: New. Paperback. Pub Date: 2021-06-01 Pages: 234 Language: Chinese Publisher: China Agriculture Press. This book is based on the background of outstanding constraints encountered in the current transformation and upgrading of the pig industry in my country. focusing on the United States (no African swine fever has occurred). Evaluate the typical models of transformation and upgrading of foreign pig industry. such as the epidemic). Russia (African swine fever occurred). etc. and at the same time. e.