Relationship between corpus luteum size as determined by ultrasonography and milk progesterone concentration during the estrous cycle in dairy cows (젖소에서 발정주기중 초음파 진단장치로 측정된 황체의 크기와 progesterone 농도와의 관계)
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- Korean Journal of Veterinary Research
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- v.35 no.4
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- pp.833-841
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- 1995