Study on Variation Characteristics of Raw Milk Composition and Curve Models of Chinese Holstein in the City of Tianjin
XIONG Ben-Hai, MA Yi, PANG Zhi-Hong, YANG Lu, YI Miao, YANG Qin
Scientia Agricultura Sinica . 2012, (23): 4891 -4897 .  DOI: 10.3864/j.issn.0578-1752.2012.23.016

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