About TAKAHASHI MASAHIRO
About HIRATA TOICHI
About YAMAGISHI NORIO
About Journal of Mammalian Ova Research
About Japanese Black Cattle
About reproductive management
About Ovulation
About egg removal
About artificial fertilization
About Ovum
About cell culture
About external fertilization
About embryo culture
About embryogenesis
About quality
About fertility (reproduction)
About sexual cycle
About transvaginal oocyte retrieval
About embryo collection
About in vitro culture
About immature egg
About beef cattle
About Superovulation
About 子宮還流法
About Cattle
About Reproduction management
About 過剰排卵
About 処置
About 採胚
About 牛
About 経腟採卵
About 有効性