Isbn: 9787810660297 - 养牛实用新技术 (1 resultados)

paperback. Condición: New. Language:Chinese.Paperback. Pub Date: 2002-7-1 Pages: 200 in order to adapt to the new situation. we based on trends livestock development. bringing together national livestock production and new technology research areas. new development. new achievements and scientific practice Based on the combination of the actual cattle production. the preparation of this cattle practical new technology. The book includes varieties of cattle. appearance identification. breeding. reproduction. nutrition. .…