A herd management survey on culling guidelines and actual culling practices in three herd groups based on reproductive productivity in Japanese commercial swine herds1

Author:

Sasaki Yosuke1,Koketsu Yuzo1

Affiliation:

1. School of Agriculture, Meiji University, Higashi-mita 1-1-1, Tama-ku, Kawasaki, Kanagawa, Japan 214-8571

Publisher

Oxford University Press (OUP)

Subject

Genetics,Animal Science and Zoology,General Medicine,Food Science

Reference21 articles.

1. Sow culling patterns and sow welfare;Boyle;Irish. Vet. J.,1998

2. Reproductive failure: Differential diagnosis;Dial,1992

3. Sow removal in Swedish commercial herds;Engblom;Livest. Sci.,2007

4. A repeatability assessment of sows mated 4-6 days after weaning in breeding herds;Hoshino;Anim. Reprod. Sci.,2008

5. Relationship of weaning-to-estrus interval to timing of ovulation and fertilization in sows;Kemp;J. Anim. Sci.,1996

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