Published by Chemical Industry Press, 2014
ISBN 10: 7122207994 ISBN 13: 9787122207999
Language: Chinese
Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Language:Chinese.Paperback. Pub Date: 2014-7-1 Pages: 259 Publisher: Chemical Industry Press book about the eco-duck practical techniques. detailing the planning and design of ecological characteristics and patterns of duck. duck ecology. variety of choice . nutrition and feed preparation. feeding and management techniques ecological duck. duck ecological environmental protection and waste treatment technologies. duck disease prevention and control technology. eco-duck business and management.
Published by Chemical Industry Press, 2015
ISBN 10: 7122218414 ISBN 13: 9787122218414
Language: Chinese
Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Language:Chinese.Paperback. Pub Date: 2015-1-1 Pages: 284 Publisher: Chemical Industry Press book about the ecological pig practical techniques. described in detail the characteristics and patterns of ecological pig. planning and design of ecological farms. eco-pig variety of choices. eco-pig nutrition and feed formulation technology. ecology. health. pig feeding and management technology. environmental protection and ecological pig waste disposal technology. eco-pig disease prevention and co.