Change of Serum Progesterone and Insulin-like Growth Factor-1 Concentration during the First Oestrus in the Heifers of Hanwoo (한우 초발정 전후 혈중 Progesterone 및 Insulin-like Growth Factor-1 농도의 변화)
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- Korean Journal of Animal Reproduction
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- v.22 no.4
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- pp.341-347
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- 1998