Učitavanje...
Modeling the Effect of Lameness on Culling of Dairy Cows in Tehran Province
Objective-To assess the effect of lameness on culling of dairy cows in Tehran province.<br /> Design- Historical cohort study.<br /> Study population and procedures- 7067 first- and second-parity Holstein dairy cows that calved from March, 21 2007 to March, 20 2008 were until next calvin...
Spremljeno u:
Glavni autori: | , , , , , |
---|---|
Format: | Artigo |
Jezik: | Inglês |
Izdano: |
Iranian Veterinary Surgery Association (IVSA)
2009-08-01
|
Serija: | Iranian Journal of Veterinary Surgery |
Teme: | |
Online pristup: | http://www.ivsajournals.com/article_3153_492ea83024746e389c384e621643fbf2.pdf |
Oznake: |
Dodaj oznaku
Bez oznaka, Budi prvi tko označuje ovaj zapis!
|