ISBN: 9787554205259 - 全4册 山林果园散养土鸡新技术+鸡病快速诊断与防治技术+果园林地散养土鸡你问我答+高效养土鸡 鸡场饲养管理书籍现代养鸡生产技术 (1 Ergebnisse)

paperback. Zustand: New. Paperback. Pub Date :2014-04-01 Pages: 265 Language: Chinese Publisher: Central Press chicken farmers specialist business line. based on many years of work on the preparation of supplementary. multi-technology data collection modern chicken. chicken combined enterprise the actual production and the Department of research and practical experience of teaching. preparation of the modern chicken production technology. Modern Poultry Production Technology focusing on introduction of advanced techn.…