ISBN: 9787810666817 - 羊病防治技术问答 (1 Ergebnisse)

paperback. Zustand: New. Language:Chinese.Pages Number: 194 Publisher: Agricultural University of Pub. Date :2003-11-1. Contents: Chapter sheep disease occurrence and prevention 1. Sheep disease prevention should follow what policy 2. How through scientific breeding management. control sheep disease occur 3. Sheep disease prevention and control measures which in general 4. Sheep What are the main types of disease 5. Sheep disease which comprehensive preventive measures 6. Sheep is a major cause of disease 7. What are.…