Association of the age and bodyweight at first calving with the reproductive and productive performance in one herd of Holstein dairy heifers in Japan_博狗体育在线_狗博体育直播【官方授权网站】

Association of the age and bodyweight at first calving with the reproductive and productive performance in one herd of Holstein dairy heifers in Japan

Kusaka H, Yamazaki T, Sakaguchi M.

Vet Rec Open.

9(1):e44.

https://pubmed.ncbi.nlm.nih.gov/36177342/

https://doi.org/10.1002/vro2.44