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Phenotypic analysis of abortion incidence in Iranian Holstein cows

Hamideh Keshavarzi; Ali Sadeghi-Sefidmazgi; Gholamreza Ghorbani; Rasoul Kowsar

Volume 47, Issue 3 , December 2016, , Pages 409-419

http://dx.doi.org/10.22059/ijas.2016.59796

Abstract
  This study was performed to investigate the incidence of abortion based on different definitions and, the effect of climate and herd size on abortion as well as its phenotypic trend. Using calving records collected from 16 dairy herds from years 2004 through 2014. Incidence rate and analysis of affecting ...  Read More