연구동향 분석

Effects of Age at First Insemination on Reproductive Performance and Parturition Problems of Holstein Heifers

Kwang-soo Baek Hyun-sang Youn Jun-soo Kim Hyun-Joo Lim Ho-beak Yoon Eung-gi Kwon Hyun-suk An Yeon-sub Jung Sun-kyu Kim 2014년

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