Standard Breeding Pattern of Pig Production in China and Analysis of its Technology Level
LIU Xiao\|hong1, WANG Jian2, LIU Chang\|chun3, ZHAO Yun\|xiang1, YANG Jun\|xiang
. 2013, (6): 72 -77 .  DOI: 10.3969/j.issn.1008-0864.2013.06.11

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