About DOUCHI OSAMU
About 酪農学園大 農食環境学群
About Dairyman
About dairy cattle
About pregnancy
About artificial fertilization
About breeding stock
About nutritional state
About degree of obesity
About evaluation criterion
About milk yield
About embryo transfer
About ovulation induction
About reproductive management
About abnormal labor
About labor complication
About body condition score
About repeat breeder
About Retention of placenta
About embryo transfer
About Conception
About Difficult delivery
About milk yield
About induction of ovulation
About induction of estrus
About delivered cow
About Cattle
About Reproduction management
About リピートブリーダー
About 対策
About 分娩
About 栄養状態
About 悪化
About 難産
About 後産停滞
About 原因
About 受精卵移植
About 受胎
About 牛
About 割合