ISBN: 9787109276819 - 种鸡场主要疫病净化理论与实践 (1 risultati)

paperback. Condizione: New. Paperback. Pub Date: 2020-12-01 Pages: 330 Language: Chinese Publisher: China Agriculture Press This book mainly focuses on the progress and significance of the purification of the main diseases of the breeder farm. the key purification measures. the main points of purification technology. and the purification of avian leukemia in the breeder farm . Breeder farm chicken pullorum purification. breeder farm avian influenza control and purification. breeder farm Newcastle disease control and pur.…