禽繁殖与改良( 牛的繁殖技术实训指导)
Author： 何涛
Publisher： 宁夏人民出版社
Publication year： 2014
E-ISBN: C128160226014
P-ISBN(Hardback): 9787227057574
Subject： S8 Livestock, Animal Medicine , Hunting , Silkworm , Bee
Keyword： 畜牧、动物医学、狩猎、蚕、蜂
Language： CHS
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