@article{oai:rakuno.repo.nii.ac.jp:00005958,
 author = {堂地, 修},
 issue = {10},
 journal = {Dairyman},
 month = {Oct},
 note = {Article},
 pages = {40--41},
 title = {リピートブリーダー対策の基本と実践 : 1)分娩前後の栄養状態悪化や難産,後産停滞などが原因に  受精卵移植などで受胎する牛の割合は高い},
 volume = {67},
 year = {2017}
}