Serum Ca, P, Mg, Zn, and Cu concentrations in cows affected with reproductive disorders were determined. A possible relation between serum concentrations of these elements and reproductive diseases was evaluated. In total, 109 Holstein cows ageing between 3 and 9 years were investigated. Thirty-six cows showed postpartum anoestrous, fifty-six were repeat breeders, and seventeen cows served as c...

we reportedhere data from a productivity veterinary service that was participatory planned and delivered on farms at the kanihari union belongs to mymensingh district of bangladesh. we used a set of five forms and a breeding calendar on farm visit once in a month to guide service delivery and acquisition of data and to keep the records on general cattle health, reproduction, udder health and fe...

Identification, evaluation and optimization of a minimum simple sequence repeat marker set for triticale breeding W.C. Botes D. Bitalo

1. Failure of the female to become pregnant (Repeat Breeding Syndrome); 2. Failure to maintain pregnancy after breeding and conception (early embryonic death, fetal loss or abortion); 3. Failure to complete breeding because of physical or behavioral problems (intromission difficulties, refusal of the male); 4. Observed abnormalities in the genitalia (abnormal conformation or lesions of the vulv...